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Phenotypes
Decreased motor nerve conduction velocity

Select all: Gene symbolChrAvg % covered at 10xLocus TypeNoteOMIMPrevious symbol(s)Phenotype(s)Slice(s)
AARS16q22.1100%gene with protein product601065Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Blepharospasm; Cerebral atrophy; Chorea; CNS hypomyelination; Congenital onset; Decreased motor nerve conduction velocity; Distal muscle weakness; Distal sensory impairment; Epileptic encephalopathy; Failure to thrive; Foot dorsiflexor weakness; Generalized hypotonia; Global developmental delay; Hammertoe; Hip dislocation; Intrauterine growth retardation; Microcephaly; Nystagmus; Peripheral axonal neuropathy; Peripheral neuropathy; Pes cavus; Sensorineural hearing impairment; Short stature; Skeletal muscle atrophy; Spasticity; Variable expressivity
CCT55p15.2100%gene with protein product610150Abnormality of peripheral nerve conduction; Abnormality of the foot; Acral ulceration and osteomyelitis leading to autoamputation of digits; Atrophy of the spinal cord; Autosomal recessive inheritance; Babinski sign; Clonus; Decreased circulating low-density lipoprotein levels; Decreased motor nerve conduction velocity; Distal amyotrophy; Distal sensory impairment; Distal sensory loss of all modalities; Dysautonomia; Gait disturbance; Hyperreflexia; Hypocholesterolemia; Impaired pain sensation; Infantile onset; Juvenile onset; Peripheral axonal neuropathy; Skin ulcer; Spastic gait; Spastic paraplegia
CTDP118q23100%gene with protein product604927Abnormal facial shape; Abnormality of peripheral nerve conduction; Abnormality of the cervical spine; Abnormality of the dentition; Acute rhabdomyolysis; Ataxia; Autosomal recessive inheritance; Babinski sign; Camptodactyly of finger; Cataract; Cerebral atrophy; Cerebral cortical atrophy; Chorea; Cognitive impairment; Congenital cataract; Decreased motor nerve conduction velocity; Decreased serum estradiol; Dysmetria; Genu recurvatum; Global developmental delay; Hypergonadotropic hypogonadism; Hypoglycemia; Hypogonadotrophic hypogonadism; Infantile onset; Intellectual disability; Intellectual disability, mild; Intention tremor; Intrauterine growth retardation; Kyphoscoliosis; Long eyelashes; Malar prominence; Microcornea; Micrognathia; Microphthalmia; Motor axonal neuropathy; Motor delay; Motor polyneuropathy; Nystagmus; Osteoporosis; Paresthesia; Peripheral axonal degeneration; Peripheral demyelination; Peripheral hypomyelination; Pes cavus; Short stature; Split hand; Strabismus; Talipes equinovarusRhabdomyolysis
DCAF81q23.2100%gene with protein product615820WDR42AAreflexia; Autosomal dominant inheritance; Cardiomyopathy; Decreased motor nerve conduction velocity; Distal amyotrophy; Distal muscle weakness; EMG: chronic denervation signs; Hammertoe; Hyporeflexia; Impaired distal tactile sensation; Impaired distal vibration sensation; Onion bulb formation; Peripheral axonal neuropathy; Pes cavus; Steppage gait
DYNC1H114q32.31100%gene with protein product600112DNECL, DNCL, DNCH1Abnormality of the foot; Autosomal dominant inheritance; Childhood onset; Decreased motor nerve conduction velocity; Decreased patellar reflex; Difficulty running; Distal muscle weakness; Distal sensory impairment; Downslanted palpebral fissures; EMG: neuropathic changes; Focal seizures; Frequent falls; Gait disturbance; Hyporeflexia; Intellectual disability; Limb muscle weakness; Microcephaly; Motor delay; Muscular hypotonia; Pachygyria; Pes cavus; Phenotypic variability; Plagiocephaly; Prominent forehead; Proximal lower limb amyotrophy; Proximal muscle weakness in lower limbs; Seizures; Sensory impairment; Slow progression; Spinal muscular atrophy; Type 2 muscle fiber predominance; Waddling gait
EGR210q21.3100%gene with protein product129010KROX20Abnormality of the cranial nerves; Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Congenital onset; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Foot dorsiflexor weakness; Generalized hypotonia; Hammertoe; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Increased CSF protein; Infantile onset; Juvenile onset; Kyphoscoliosis; Motor delay; Neonatal hypotonia; Onion bulb formation; Peripheral hypomyelination; Peripheral neuropathy; Pes cavus; Segmental peripheral demyelination/remyelination; Sensory ataxia; Split hand; Steppage gait; Ulnar claw; Upper limb muscle weakness; Variable expressivity
EGR210q21.3100%gene with protein product129010KROX20Abnormality of the cranial nerves; Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Congenital onset; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Foot dorsiflexor weakness; Generalized hypotonia; Hammertoe; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Increased CSF protein; Infantile onset; Juvenile onset; Kyphoscoliosis; Motor delay; Neonatal hypotonia; Onion bulb formation; Peripheral hypomyelination; Peripheral neuropathy; Pes cavus; Segmental peripheral demyelination/remyelination; Sensory ataxia; Split hand; Steppage gait; Ulnar claw; Upper limb muscle weakness; Variable expressivity
EGR210q21.3100%gene with protein product129010KROX20Abnormality of the cranial nerves; Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Congenital onset; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Foot dorsiflexor weakness; Generalized hypotonia; Hammertoe; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Increased CSF protein; Infantile onset; Juvenile onset; Kyphoscoliosis; Motor delay; Neonatal hypotonia; Onion bulb formation; Peripheral hypomyelination; Peripheral neuropathy; Pes cavus; Segmental peripheral demyelination/remyelination; Sensory ataxia; Split hand; Steppage gait; Ulnar claw; Upper limb muscle weakness; Variable expressivity
FAM126A7p15.399.95%gene with protein product610531Abnormal pyramidal signs; Abnormality of the cerebellum; Autosomal recessive inheritance; Babinski sign; Cerebral hypomyelination; Cerebral white matter atrophy; Congenital cataract; Decreased motor nerve conduction velocity; Dysarthria; Global developmental delay; Hyperreflexia; Infantile onset; Intellectual disability; Intellectual disability, moderate; Intention tremor; Leukodystrophy; Loss of ability to walk; Lower limb amyotrophy; Lower limb muscle weakness; Motor delay; Muscular hypotonia of the trunk; Polyneuropathy; Scoliosis; Seizures; Truncal titubation; Variable expressivity
FGD412p11.2199.97%gene with protein product611104Areflexia; Autosomal recessive inheritance; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal lower limb amyotrophy; Distal lower limb muscle weakness; Distal sensory impairment; Heterogeneous; Hyporeflexia; Infantile onset; Motor delay; Onion bulb formation; Peripheral demyelination; Pes cavus; Scoliosis; Talipes equinovarus; Upper limb muscle weakness; Waddling gait
FIG46q2199.96%gene with protein product609390KIAA0274Abnormal pelvis bone morphology; Abnormality of blood and blood-forming tissues; Abnormality of dental structure; Abnormality of the neck; Abnormality of the occipital bone; Abnormality of the parietal bone; Abnormality of the scapula; Absent nipple; Absent sternal ossification; Absent thumb; Agenesis of corpus callosum; Aggressive behavior; Amyotrophic lateral sclerosis; Ankle contracture; Anteverted nares; Anxiety; Aplasia of the 1st metacarpal; Aplasia of the distal phalanges of the hand; Aplasia of the distal phalanx of the hallux; Aplasia/hypoplasia of the 1st metatarsal; Aplasia/Hypoplasia of the clavicles; Aplasia/Hypoplasia of the distal phalanges of the hand; Aplasia/Hypoplasia of the hallux; Aplasia/Hypoplasia of the middle phalanges of the hand; Aplasia/Hypoplasia of the nails; Aplasia/Hypoplasia of the nipples; Aplastic clavicles; Areflexia; Arrhinencephaly; Autosomal dominant inheritance; Autosomal recessive inheritance; Axonal loss; Bilateral external ear deformity; Bilateral microphthalmos; Broad secondary alveolar ridge; Bulbar signs; Cardiomegaly; Cardiomyopathy; Cataract; Congenital microcephaly; Cryptorchidism; Decreased motor nerve conduction velocity; Decreased nerve conduction velocity; Decreased skull ossification; Depressivity; Distal arthrogryposis; Distal muscle weakness; Distal sensory impairment; Dolichocephaly; Dyspnea; Emotional lability; Fatigable weakness of respiratory muscles; Fatigable weakness of swallowing muscles; Fatigue; Focal seizures with impairment of consciousness or awareness; Frequent falls; Gait disturbance; Generalized hypotonia; Generalized muscle weakness; Generalized neonatal hypotonia; Global developmental delay; Hearing impairment; High forehead; High, narrow palate; Hip dislocation; Hydrops fetalis; Hypertelorism; Hypoplasia of the frontal lobes; Hypoplastic facial bones; Hyporeflexia; Hypospadias; Intrauterine growth retardation; Large fontanelles; Low-set ears; Metatarsus adductus; Microcephaly; Micrognathia; Micropenis; Muscle cramps; Neurodegeneration; Neuronal loss in central nervous system; Onion bulb formation; Pachygyria; Pain; Paralysis; Peripheral hypomyelination; Polyhydramnios; Polymicrogyria; Postnatal growth retardation; Premature birth; Premature loss of primary teeth; Progressive; Proptosis; Pulmonary arterial hypertension; Pyloric stenosis; Redundant neck skin; Respiratory failure; Rocker bottom foot; Sclerocornea; Severe failure to thrive; Severe global developmental delay; Short chin; Short clavicles; Short finger; Short middle phalanx of finger; Short philtrum; Short proximal phalanx of hallux; Short stature; Short toe; Short upper lip; Shortening of all distal phalanges of the toes; Single transverse palmar crease; Skeletal muscle atrophy; Small earlobe; Sparse and thin eyebrow; Sparse eyebrow; Sparse eyelashes; Sparse scalp hair; Spasticity; Status epilepticus; Syndactyly; Tapered finger; Tapered toe; Tetralogy of Fallot; Thin vermilion border; Toe syndactyly; Upper motor neuron dysfunction; Upslanted palpebral fissure; Variable expressivity; Ventricular septal defect; Ventriculomegaly; Visual hallucinations; Wide cranial sutures; XerostomiaDisorders of Sex Development
GDAP18q21.1199.97%gene with protein product606598CMT4AAreflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Axonal degeneration/regeneration; Axonal regeneration; Childhood onset; CNS hypomyelination; Decreased motor nerve conduction velocity; Decreased number of large peripheral myelinated nerve fibers; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; EMG: neuropathic changes; Flexion contracture; Foot dorsiflexor weakness; Hammertoe; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Inability to walk by childhood/adolescence; Infantile onset; Kyphoscoliosis; Limb muscle weakness; Motor delay; Neonatal onset; Onion bulb formation; Peripheral axonal degeneration; Peripheral demyelination; Peripheral hypomyelination; Peripheral neuropathy; Pes cavus; Proximal muscle weakness; Rapidly progressive; Scoliosis; Spinal deformities; Split hand; Steppage gait; Talipes equinovarus; Ulnar claw; Vocal cord paresis
GDAP18q21.1199.97%gene with protein product606598CMT4AAreflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Axonal degeneration/regeneration; Axonal regeneration; Childhood onset; CNS hypomyelination; Decreased motor nerve conduction velocity; Decreased number of large peripheral myelinated nerve fibers; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; EMG: neuropathic changes; Flexion contracture; Foot dorsiflexor weakness; Hammertoe; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Inability to walk by childhood/adolescence; Infantile onset; Kyphoscoliosis; Limb muscle weakness; Motor delay; Neonatal onset; Onion bulb formation; Peripheral axonal degeneration; Peripheral demyelination; Peripheral hypomyelination; Peripheral neuropathy; Pes cavus; Proximal muscle weakness; Rapidly progressive; Scoliosis; Spinal deformities; Split hand; Steppage gait; Talipes equinovarus; Ulnar claw; Vocal cord paresis
GDAP18q21.1199.97%gene with protein product606598CMT4AAreflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Axonal degeneration/regeneration; Axonal regeneration; Childhood onset; CNS hypomyelination; Decreased motor nerve conduction velocity; Decreased number of large peripheral myelinated nerve fibers; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; EMG: neuropathic changes; Flexion contracture; Foot dorsiflexor weakness; Hammertoe; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Inability to walk by childhood/adolescence; Infantile onset; Kyphoscoliosis; Limb muscle weakness; Motor delay; Neonatal onset; Onion bulb formation; Peripheral axonal degeneration; Peripheral demyelination; Peripheral hypomyelination; Peripheral neuropathy; Pes cavus; Proximal muscle weakness; Rapidly progressive; Scoliosis; Spinal deformities; Split hand; Steppage gait; Talipes equinovarus; Ulnar claw; Vocal cord paresis
GJB1Xq13.1100%gene with protein product304040CMTX1, CMTXAbnormal nerve conduction velocity; Abnormality of the cerebral white matter; Achilles tendon contracture; Areflexia; Axonal degeneration; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Difficulty walking; Distal amyotrophy; Distal lower limb amyotrophy; Distal muscle weakness; Distal sensory impairment; Distal upper limb amyotrophy; Dysarthria; Dysphagia; Hyporeflexia; Impaired pain sensation; Incomplete penetrance; Motor aphasia; Motor delay; Onion bulb formation; Paraparesis; Pes cavus; Sensory neuropathy; Slow progression; Toe walking; Tremor; X-linked dominant inheritance; X-linked recessive inheritance
GJC21q42.1398.69%gene with protein product608803GJA12Ataxia; Autosomal dominant inheritance; Autosomal recessive inheritance; Babinski sign; Cellulitis; Cerebral atrophy; Cerebral hypomyelination; Choreoathetosis; Cognitive impairment; Constipation; Decreased motor nerve conduction velocity; Demyelinating motor neuropathy; Distal sensory impairment; Dysarthria; Dysmetria; Dystonia; Facial palsy; Global developmental delay; Head titubation; Hyperreflexia; Incomplete penetrance; Infantile onset; Intention tremor; Leukodystrophy; Lower limb spasticity; Lymphedema; Motor delay; Muscular hypotonia of the trunk; Myopia; Optic atrophy; Pes cavus; Poor speech; Progressive spasticity; Recurrent skin infections; Rigidity; Rotary nystagmus; Scoliosis; Seizures; Sensorineural hearing impairment; Sensory axonal neuropathy; Slow saccadic eye movements; Spastic gait; Spastic paraparesis; Spastic paraplegia; Upper limb spasticity; Urinary incontinence
HK110q22.1100%gene with protein product142600Abnormality of the foot; Abnormality of the hand; Autosomal dominant inheritance; Autosomal recessive inheritance; Axonal regeneration; Cholecystitis; Cholelithiasis; Congenital onset; Constriction of peripheral visual field; Decreased motor nerve conduction velocity; Decreased number of large peripheral myelinated nerve fibers; Difficulty walking; Distal muscle weakness; Hyperbilirubinemia; Hyporeflexia; Jaundice; Macular atrophy; Nonspherocytic hemolytic anemia; Normochromic anemia; Normocytic anemia; Nyctalopia; Optic disc pallor; Peripheral hypomyelination; Peripheral neuropathy; Photophobia; Progressive; Reduced visual acuity; Reticulocytosis; SplenomegalyHemolytic Anemia
HSPB17q11.23100%gene with protein product602195Adult onset; Areflexia; Areflexia of lower limbs; Autosomal dominant inheritance; Chronic axonal neuropathy; Decreased motor nerve conduction velocity; Difficulty walking; Distal amyotrophy; Distal lower limb amyotrophy; Distal lower limb muscle weakness; Distal muscle weakness; Distal sensory impairment; EMG: chronic denervation signs; EMG: neuropathic changes; Fasciculations; Foot dorsiflexor weakness; Heterogeneous; Hyporeflexia; Hyporeflexia of lower limbs; Impaired pain sensation; Impaired temperature sensation; Limb fasciculations; Lower limb muscle weakness; Muscle cramps; Paresis of extensor muscles of the big toe; Peripheral axonal neuropathy; Peripheral neuropathy; Pes cavus; Reduced tendon reflexes; Slow progression; Split hand; Steppage gait; Talipes equinovarus; Ulnar claw; Upper limb amyotrophy
JPH18q21.11100%gene with protein product605266Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Axonal regeneration; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Heterogeneous; Infantile onset; Kyphoscoliosis; Proximal muscle weakness; Split hand; Talipes equinovarus
KIF1B1p36.2299.97%gene with protein product605995CMT2A, CMT2Adrenal pheochromocytoma; Areflexia; Autosomal dominant inheritance; Axonal degeneration/regeneration; Cafe-au-lait spot; Cerebral hemorrhage; Chest pain; Congenital cataract; Congestive heart failure; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Dysphonia; Elevated urinary dopamine; Elevated urinary epinephrine; Elevated urinary norepinephrine; Episodic abdominal pain; Episodic hyperhidrosis; Episodic hypertension; Episodic paroxysmal anxiety; Extraadrenal pheochromocytoma; Fatigue; Flushing; Foot dorsiflexor weakness; Glomerulosclerosis; Hammertoe; Hemangioma; Heterogeneous; Hypercalcemia; Hyperhidrosis; Hypertensive retinopathy; Hyporeflexia; Nausea; Neoplasm; Onion bulb formation; Onset; Palpitations; Paraganglioma of head and neck; Paroxysmal vertigo; Peripheral axonal atrophy; Pes cavus; Pheochromocytoma; Positive regitine blocking test; Proteinuria; Pulsatile tinnitus; Recurrent paroxysmal headache; Renal artery stenosis; Sinus tachycardia; Slow progression; Steppage gait; Tachycardia; Weight loss
LITAF16p13.13100%gene with protein product603795Autosomal dominant inheritance; Decreased motor nerve conduction velocity; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Juvenile onset; Onion bulb formation; Pes cavus; Segmental peripheral demyelination/remyelination
LMNA1q22100%gene with protein product150330LMN1, CMD1A, LGMD1B, PRO1, LMNL1Abnormal atrioventricular conduction; Abnormal cellular phenotype; Abnormal electrophysiology of sinoatrial node origin; Abnormal eyebrow morphology; Abnormal hair whorl; Abnormal trabecular bone morphology; Abnormality of circulating leptin level; Abnormality of retinal pigmentation; Abnormality of the Achilles tendon; Abnormality of the cerebral vasculature; Abnormality of the foot; Abnormality of the intrahepatic bile duct; Abnormality of the nail; Abnormality of the pinna; Abnormality of the pulmonary artery; Abnormality of the testis; Abnormality of the voice; Absence of pubertal development; Absence of subcutaneous fat; Absent eyebrow; Absent eyelashes; Acanthosis nigricans; Accelerated atherosclerosis; Achilles tendon contracture; Acroosteolysis of distal phalanges (feet); Acute pancreatitis; Adipose tissue loss; Adrenal hypoplasia; Advanced eruption of teeth; Alopecia; Alopecia universalis; Aminoaciduria; Angina pectoris; Aortic atherosclerosis; Aortic root aneurysm; Aortic valve calcification; Aortic valve stenosis; Aplasia of the middle phalanx of the hand; Aplasia of the phalanges of the 3rd toe; Aplasia/Hypoplasia involving the nose; Aplasia/Hypoplasia of the clavicles; Aplasia/Hypoplasia of the earlobes; Aplasia/Hypoplasia of the eyebrow; Aplasia/Hypoplastia of the eccrine sweat glands; Aplastic clavicles; Areflexia; Arrhythmia; Arteriosclerosis of small cerebral arteries; Arthrogryposis multiplex congenita; Atherosclerosis; Atrial arrhythmia; Atrial fibrillation; Atrial flutter; Atrial septal defect; Autosomal dominant inheritance; Autosomal recessive inheritance; Axial muscle weakness; Axonal degeneration/regeneration; Basal cell carcinoma; Bilateral coxa valga; Bird-like facies; Blepharophimosis; Brachydactyly; Bradycardia; Broad-based gait; Calcinosis; Calf muscle hypertrophy; Choanal atresia; Chondrocalcinosis; Clinodactyly; Congenital muscular dystrophy; Congenital pseudoarthrosis of the clavicle; Congestive heart failure; Convex nasal ridge; Coronary artery atherosclerosis; Craniofacial disproportion; Cyanosis; Decreased adiponectin level; Decreased calvarial ossification; Decreased cervical spine flexion due to contractures of posterior cervical muscles; Decreased circulating high-density lipoprotein levels; Decreased fertility; Decreased fetal movement; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Decreased serum estradiol; Decreased serum leptin; Decreased skull ossification; Decreased testosterone in males; Delayed cranial suture closure; Delayed eruption of teeth; Delayed puberty; Dental crowding; Dermal atrophy; Dermal translucency; Diabetes mellitus; Difficulty climbing stairs; Difficulty running; Difficulty walking; Dilated cardiomyopathy; Distal amyotrophy; Distal lower limb amyotrophy; Distal muscle weakness; Distal sensory impairment; Down-sloping shoulders; Downslanted palpebral fissures; Elbow flexion contracture; Elevated serum creatine phosphokinase; EMG abnormality; EMG: myopathic abnormalities; Emphysema; Enlarged peripheral nerve; Entropion; Epidermal hyperkeratosis; Failure to thrive; Fasting hyperinsulinemia; Fatiguable weakness of proximal limb muscles; Feeding difficulties; Flexion contracture; Foot dorsiflexor weakness; Fragile nails; Full cheeks; Gait disturbance; Generalized amyotrophy; Generalized hyperkeratosis; Generalized lipodystrophy; Generalized osteoporosis; Global developmental delay; Glucose intolerance; Glycosuria; Growth delay; Hepatic steatosis; Hepatomegaly; Heterogeneous; High palate; High pitched voice; Hirsutism; Hydropic placenta; Hypercholesterolemia; Hyperglycemia; Hypergonadotropic hypogonadism; Hyperinsulinemia; Hyperkeratosis; Hyperlipidemia; Hyperlordosis; Hypermetropia; Hyperphosphatemia; Hypertelorism; Hypertension; Hypertriglyceridemia; Hypodontia; Hypogonadism; Hypogonadotrophic hypogonadism; Hypohidrosis; Hypoplasia of teeth; Hypoplastic facial bones; Hypoplastic nipples; Hyporeflexia; Hypospadias; Hypotrichosis; Increased adipose tissue around the neck; Increased anterioposterior diameter of thorax; Increased facial adipose tissue; Increased intraabdominal fat; Increased intramuscular fat; Infertility; Insulin resistance; Insulin-resistant diabetes mellitus; Intermittent claudication; Intervertebral disc degeneration; Intracranial hemorrhage; Intrauterine growth retardation; Joint stiffness; Juvenile onset; Keratoconjunctivitis sicca; Kyphoscoliosis; Kyphosis; Labial pseudohypertrophy; Lack of skin elasticity; Large fontanelles; Laryngomalacia; Limb muscle weakness; Limb-girdle muscle atrophy; Limb-girdle muscle weakness; Limb-girdle muscular dystrophy; Limitation of joint mobility; Lipoatrophy; Lipodystrophy; Loss of subcutaneous adipose tissue in limbs; Loss of truncal subcutaneous adipose tissue; Low-set ears; Macrotia; Malar flattening; Meningioma; Metaphyseal widening; Micrognathia; Midface retrusion; Mildly elevated creatine phosphokinase; Minimal subcutaneous fat; Mitral regurgitation; Mitral valve calcification; Motor delay; Mottled pigmentation; Multiple joint contractures; Muscle hypertrophy of the lower extremities; Muscular dystrophy; Muscular hypotonia; Myalgia; Myocardial infarction; Myopathy; Nail dysplasia; Narrow face; Narrow mouth; Narrow nasal ridge; Narrow nasal tip; Nasal speech; Natal tooth; Neck muscle weakness; Neoplasm of the breast; Neoplasm of the lung; Neoplasm of the oral cavity; Neoplasm of the skin; Neoplasm of the small intestine; Neoplasm of the thyroid gland; Onion bulb formation; Onset; Osteoarthritis; Osteolysis; Osteolytic defects of the distal phalanges of the hand; Osteolytic defects of the phalanges of the hand; Osteopenia; Osteoporosis; Osteosarcoma; Ovarian neoplasm; Overtubulated long bones; Ovoid vertebral bodies; Papillary renal cell carcinoma; Patchy hypo- and hyperpigmentation; Patent ductus arteriosus; Pelvic girdle amyotrophy; Pelvic girdle muscle weakness; Pericardial effusion; Peripheral arterial stenosis; Peripheral axonal atrophy; Peroneal muscle atrophy; Peroneal muscle weakness; Pes cavus; Pes planus; Pili torti; Polycystic ovaries; Polyhydramnios; Poor head control; Postnatal growth retardation; Precocious atherosclerosis; Precocious puberty; Premature arteriosclerosis; Premature birth; Premature coronary artery atherosclerosis; Premature delivery because of cervical insufficiency or membrane fragility; Premature graying of hair; Premature loss of teeth; Premature ovarian insufficiency; Premature rupture of membranes; Premature skin wrinkling; Progeroid facial appearance; Progressive; Progressive clavicular acroosteolysis; Prolonged prothrombin time; Prominent forehead; Prominent scalp veins; Prominent superficial blood vessels; Prominent superficial veins; Proptosis; Proximal muscle weakness; Proximal muscle weakness in upper limbs; Proximal upper limb muscle hypertrophy; Ptosis; Pulmonary carcinoid tumor; Pulmonary hypoplasia; Reduced subcutaneous adipose tissue; Renal neoplasm; Respiratory insufficiency; Respiratory insufficiency due to muscle weakness; Restricted neck movement due to contractures; Reticulated skin pigmentation; Retinal degeneration; Retrognathia; Rocker bottom foot; Round face; Scaling skin; Scapular winging; Scleroderma; Sclerosis of hand bone; Secondary amenorrhea; Sensorineural hearing impairment; Severe muscular hypotonia; Short clavicles; Short distal phalanx of finger; Short nail; Short palm; Short palpebral fissure; Short stature; Short umbilical cord; Shoulder girdle muscle weakness; Skeletal muscle atrophy; Skeletal muscle hypertrophy; Skin erosion; Skin ulcer; Slow progression; Small placenta; Sparse and thin eyebrow; Sparse body hair; Sparse eyebrow; Sparse eyelashes; Sparse hair; Sparse or absent eyelashes; Sparse scalp hair; Spinal rigidity; Squamous cell carcinoma of the skin; Steppage gait; Stiff skin; Stillbirth; Structural foot deformity; Subcutaneous calcification; Submucous cleft hard palate; Sudden cardiac death; Supraventricular arrhythmia; Syncope; Syndactyly; Talipes; Tapering pointed ends of distal finger phalanges; Telangiectasia of the skin; Telecanthus; Temporomandibular joint ankylosis; Thin bony cortex; Thin clavicles; Thin nail; Thin ribs; Thin skin; Thin vermilion border; Thrombocytosis; Type II diabetes mellitus; Upper limb muscle weakness; Ureteral duplication; Variable expressivity; Ventricular arrhythmia; Ventricular hypertrophy; White forelock; Wide nasal bridge; Widely patent fontanelles and sutures; Wormian bones; X-linked inheritance; XanthomatosisHeterotaxy ; Obesity; Palmoplantar keratoderma plus congenital ichthyosis; Rhabdomyolysis
MED2519q13.3100%gene with protein product610197Adult onset; Areflexia; Autosomal recessive inheritance; Cataract; Cleft palate; Congenital onset; Decreased motor nerve conduction velocity; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Downslanted palpebral fissures; Epicanthus; Everted lower lip vermilion; Generalized hypotonia; Global developmental delay; Hypertelorism; Hypoplasia of the corpus callosum; Hyporeflexia; Hypospadias; Microcephaly; Microcornea; Ptosis; Short philtrum; Sparse hair; Spasticity; Strabismus; Tented upper lip vermilion; Ventriculomegaly
MFN21p36.22100%gene with protein product608507Abnormality of color vision; Abnormality of visual evoked potentials; Anosmia; Areflexia; Arthralgia; Autosomal dominant inheritance; Autosomal recessive inheritance; Axonal degeneration/regeneration; Babinski sign; Central scotoma; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Delayed gross motor development; Difficulty walking; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Distal sensory impairment of all modalities; Dysmetric saccades; Flexion contracture; Foot dorsiflexor weakness; Gait disturbance; Hammertoe; Hepatomegaly; Hyporeflexia; Incomplete penetrance; Infantile onset; Insulin resistance; Joint stiffness; Kyphosis; Limb muscle weakness; Lumbar hyperlordosis; Multiple lipomas; Onion bulb formation; Optic atrophy; Optic disc pallor; Pain; Paresthesia; Peripheral axonal atrophy; Peripheral axonal neuropathy; Pes cavus; Positive Romberg sign; Proximal muscle weakness; Reduced tendon reflexes; Scoliosis; Slow decrease in visual acuity; Slow progression; Steppage gait; Tinnitus; Variable expressivity; Vocal cord paresis
MFN21p36.22100%gene with protein product608507Abnormality of color vision; Abnormality of visual evoked potentials; Anosmia; Areflexia; Arthralgia; Autosomal dominant inheritance; Autosomal recessive inheritance; Axonal degeneration/regeneration; Babinski sign; Central scotoma; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Delayed gross motor development; Difficulty walking; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Distal sensory impairment of all modalities; Dysmetric saccades; Flexion contracture; Foot dorsiflexor weakness; Gait disturbance; Hammertoe; Hepatomegaly; Hyporeflexia; Incomplete penetrance; Infantile onset; Insulin resistance; Joint stiffness; Kyphosis; Limb muscle weakness; Lumbar hyperlordosis; Multiple lipomas; Onion bulb formation; Optic atrophy; Optic disc pallor; Pain; Paresthesia; Peripheral axonal atrophy; Peripheral axonal neuropathy; Pes cavus; Positive Romberg sign; Proximal muscle weakness; Reduced tendon reflexes; Scoliosis; Slow decrease in visual acuity; Slow progression; Steppage gait; Tinnitus; Variable expressivity; Vocal cord paresis
MPZ1q23.3100%gene with protein product159440CMT1, CMT1BAbnormality of the cranial nerves; Abnormality of the eye; Abnormality of the immune system; Abnormality of the respiratory system; Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Axonal degeneration/regeneration; Cold-induced muscle cramps; Congenital onset; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Dysphagia; Foot dorsiflexor weakness; Gait ataxia; Gait disturbance; Generalized hypotonia; Hammertoe; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Increased CSF protein; Infantile onset; Insidious onset; Juvenile onset; Kyphoscoliosis; Motor delay; Myelin outfoldings; Neonatal hypotonia; Onion bulb formation; Peripheral demyelination; Peripheral hypomyelination; Peripheral neuropathy; Pes cavus; Progressive sensorineural hearing impairment; Segmental peripheral demyelination/remyelination; Sensorineural hearing impairment; Sensory ataxia; Slow progression; Split hand; Steppage gait; Tonic pupil; Ulnar claw; Upper limb muscle weakness; Upper limb postural tremor; Variable expressivity
MPZ1q23.3100%gene with protein product159440CMT1, CMT1BAbnormality of the cranial nerves; Abnormality of the eye; Abnormality of the immune system; Abnormality of the respiratory system; Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Axonal degeneration/regeneration; Cold-induced muscle cramps; Congenital onset; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Dysphagia; Foot dorsiflexor weakness; Gait ataxia; Gait disturbance; Generalized hypotonia; Hammertoe; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Increased CSF protein; Infantile onset; Insidious onset; Juvenile onset; Kyphoscoliosis; Motor delay; Myelin outfoldings; Neonatal hypotonia; Onion bulb formation; Peripheral demyelination; Peripheral hypomyelination; Peripheral neuropathy; Pes cavus; Progressive sensorineural hearing impairment; Segmental peripheral demyelination/remyelination; Sensorineural hearing impairment; Sensory ataxia; Slow progression; Split hand; Steppage gait; Tonic pupil; Ulnar claw; Upper limb muscle weakness; Upper limb postural tremor; Variable expressivity
MPZ1q23.3100%gene with protein product159440CMT1, CMT1BAbnormality of the cranial nerves; Abnormality of the eye; Abnormality of the immune system; Abnormality of the respiratory system; Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Axonal degeneration/regeneration; Cold-induced muscle cramps; Congenital onset; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Dysphagia; Foot dorsiflexor weakness; Gait ataxia; Gait disturbance; Generalized hypotonia; Hammertoe; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Increased CSF protein; Infantile onset; Insidious onset; Juvenile onset; Kyphoscoliosis; Motor delay; Myelin outfoldings; Neonatal hypotonia; Onion bulb formation; Peripheral demyelination; Peripheral hypomyelination; Peripheral neuropathy; Pes cavus; Progressive sensorineural hearing impairment; Segmental peripheral demyelination/remyelination; Sensorineural hearing impairment; Sensory ataxia; Slow progression; Split hand; Steppage gait; Tonic pupil; Ulnar claw; Upper limb muscle weakness; Upper limb postural tremor; Variable expressivity
MPZ1q23.3100%gene with protein product159440CMT1, CMT1BAbnormality of the cranial nerves; Abnormality of the eye; Abnormality of the immune system; Abnormality of the respiratory system; Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Axonal degeneration/regeneration; Cold-induced muscle cramps; Congenital onset; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Dysphagia; Foot dorsiflexor weakness; Gait ataxia; Gait disturbance; Generalized hypotonia; Hammertoe; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Increased CSF protein; Infantile onset; Insidious onset; Juvenile onset; Kyphoscoliosis; Motor delay; Myelin outfoldings; Neonatal hypotonia; Onion bulb formation; Peripheral demyelination; Peripheral hypomyelination; Peripheral neuropathy; Pes cavus; Progressive sensorineural hearing impairment; Segmental peripheral demyelination/remyelination; Sensorineural hearing impairment; Sensory ataxia; Slow progression; Split hand; Steppage gait; Tonic pupil; Ulnar claw; Upper limb muscle weakness; Upper limb postural tremor; Variable expressivity
MPZ1q23.3100%gene with protein product159440CMT1, CMT1BAbnormality of the cranial nerves; Abnormality of the eye; Abnormality of the immune system; Abnormality of the respiratory system; Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Axonal degeneration/regeneration; Cold-induced muscle cramps; Congenital onset; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Dysphagia; Foot dorsiflexor weakness; Gait ataxia; Gait disturbance; Generalized hypotonia; Hammertoe; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Increased CSF protein; Infantile onset; Insidious onset; Juvenile onset; Kyphoscoliosis; Motor delay; Myelin outfoldings; Neonatal hypotonia; Onion bulb formation; Peripheral demyelination; Peripheral hypomyelination; Peripheral neuropathy; Pes cavus; Progressive sensorineural hearing impairment; Segmental peripheral demyelination/remyelination; Sensorineural hearing impairment; Sensory ataxia; Slow progression; Split hand; Steppage gait; Tonic pupil; Ulnar claw; Upper limb muscle weakness; Upper limb postural tremor; Variable expressivity
MTMR211q2199.99%gene with protein product603557CMT4BAbnormal auditory evoked potentials; Autosomal recessive inheritance; Decreased motor nerve conduction velocity; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Facial palsy; Heterogeneous; Irregular myelin loops; Motor delay; Proximal muscle weakness; Scoliosis; Talipes equinovarus
NALCN13q32.3-q33.100%gene with protein product611549VGCNL1Abnormal pyramidal signs; Abnormality of the dentition; Abnormality of the hip bone; Adducted thumb; Aplasia/Hypoplasia of the radius; Autosomal dominant inheritance; Autosomal recessive inheritance; Bilateral single transverse palmar creases; Brachycephaly; Camptodactyly; Camptodactyly of finger; Congenital contracture; Congenital onset; Constipation; Cryptorchidism; Decreased motor nerve conduction velocity; Deeply set eye; Delayed speech and language development; Depressed nasal ridge; Dimple chin; Downslanted palpebral fissures; Elbow flexion contracture; Enlarged naris; Failure to thrive; Feeding difficulties; Feeding difficulties in infancy; Full cheeks; Gastroesophageal reflux; Generalized hypotonia; Global developmental delay; Hearing impairment; High palate; Hip contracture; Hyperreflexia; Hypertelorism; Inguinal hernia; Joint stiffness; Knee flexion contracture; Long philtrum; Low-set ears; Macrotia; Malignant hyperthermia; Microcephaly; Micrognathia; Muscular hypotonia of the trunk; Narrow face; Narrow mouth; Nasal speech; Neurological speech impairment; Nystagmus; Optic atrophy; Overlapping fingers; Pectus carinatum; Poor eye contact; Postnatal growth retardation; Prenatal movement abnormality; Progressive; Prominent forehead; Protruding ear; Ptosis; Pursed lips; Respiratory insufficiency; Round ear; Scoliosis; Seizures; Short columella; Short neck; Short nose; Short stature; Skeletal muscle atrophy; Slender nose; Smooth philtrum; Spastic tetraplegia; Strabismus; Talipes; Talipes equinovarus; Tarsal synostosis; Thin upper lip vermilion; Triangular face; Ulnar deviation of finger; Ulnar deviation of the wrist; Umbilical hernia; Underdeveloped nasal alae; Vertebral segmentation defect; Webbed neck; Wide mouth; Wide nasal bridge
NEFL8p21.2100%gene with protein product162280Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Clusters of axonal regeneration; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Flexion contracture; Foot dorsiflexor weakness; Hammertoe; Heterogeneous; Hyporeflexia; Hypotrophy of the small hand muscles; Juvenile onset; Motor delay; Myelin outfoldings; Onion bulb formation; Pes cavus; Segmental peripheral demyelination/remyelination; Split hand; Steppage gait; Ulnar claw; Variable expressivity
NEFL8p21.2100%gene with protein product162280Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Clusters of axonal regeneration; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Flexion contracture; Foot dorsiflexor weakness; Hammertoe; Heterogeneous; Hyporeflexia; Hypotrophy of the small hand muscles; Juvenile onset; Motor delay; Myelin outfoldings; Onion bulb formation; Pes cavus; Segmental peripheral demyelination/remyelination; Split hand; Steppage gait; Ulnar claw; Variable expressivity
PLEKHG51p36.3199.98%gene with protein product611101Abnormal lower motor neuron morphology; Areflexia; Autosomal recessive inheritance; Childhood onset; Decreased motor nerve conduction velocity; Decreased number of large peripheral myelinated nerve fibers; Difficulty climbing stairs; Difficulty walking; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; EMG: neuropathic changes; Hammertoe; Hyperlordosis; Joint contracture of the hand; Mildly elevated creatine phosphokinase; Pes cavus; Proximal muscle weakness; Rapidly progressive; Respiratory insufficiency due to muscle weakness; Scapuloperoneal amyotrophy; Scoliosis; Spinal muscular atrophy; Talipes equinovarus; Waddling gait
PMP2217p12100%gene with protein product601097Abnormality of the immune system; Acute demyelinating polyneuropathy; Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Childhood onset; Cold-induced muscle cramps; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Foot dorsiflexor weakness; Gait ataxia; Gait disturbance; Generalized hypotonia; Hammertoe; Hearing impairment; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Increased CSF protein; Infantile onset; Insidious onset; Juvenile onset; Kyphoscoliosis; Motor delay; Muscle weakness; Myelin outfoldings; Onion bulb formation; Paresthesia; Pes cavus; Scoliosis; Segmental peripheral demyelination/remyelination; Sensorineural hearing impairment; Sensory ataxia; Slow progression; Split hand; Steppage gait; Talipes calcaneovalgus; Ulnar claw; Upper limb postural tremor; Variable expressivity; Vocal cord paralysis
PMP2217p12100%gene with protein product601097Abnormality of the immune system; Acute demyelinating polyneuropathy; Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Childhood onset; Cold-induced muscle cramps; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Foot dorsiflexor weakness; Gait ataxia; Gait disturbance; Generalized hypotonia; Hammertoe; Hearing impairment; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Increased CSF protein; Infantile onset; Insidious onset; Juvenile onset; Kyphoscoliosis; Motor delay; Muscle weakness; Myelin outfoldings; Onion bulb formation; Paresthesia; Pes cavus; Scoliosis; Segmental peripheral demyelination/remyelination; Sensorineural hearing impairment; Sensory ataxia; Slow progression; Split hand; Steppage gait; Talipes calcaneovalgus; Ulnar claw; Upper limb postural tremor; Variable expressivity; Vocal cord paralysis
PMP2217p12100%gene with protein product601097Abnormality of the immune system; Acute demyelinating polyneuropathy; Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Childhood onset; Cold-induced muscle cramps; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Foot dorsiflexor weakness; Gait ataxia; Gait disturbance; Generalized hypotonia; Hammertoe; Hearing impairment; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Increased CSF protein; Infantile onset; Insidious onset; Juvenile onset; Kyphoscoliosis; Motor delay; Muscle weakness; Myelin outfoldings; Onion bulb formation; Paresthesia; Pes cavus; Scoliosis; Segmental peripheral demyelination/remyelination; Sensorineural hearing impairment; Sensory ataxia; Slow progression; Split hand; Steppage gait; Talipes calcaneovalgus; Ulnar claw; Upper limb postural tremor; Variable expressivity; Vocal cord paralysis
PMP2217p12100%gene with protein product601097Abnormality of the immune system; Acute demyelinating polyneuropathy; Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Childhood onset; Cold-induced muscle cramps; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Foot dorsiflexor weakness; Gait ataxia; Gait disturbance; Generalized hypotonia; Hammertoe; Hearing impairment; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Increased CSF protein; Infantile onset; Insidious onset; Juvenile onset; Kyphoscoliosis; Motor delay; Muscle weakness; Myelin outfoldings; Onion bulb formation; Paresthesia; Pes cavus; Scoliosis; Segmental peripheral demyelination/remyelination; Sensorineural hearing impairment; Sensory ataxia; Slow progression; Split hand; Steppage gait; Talipes calcaneovalgus; Ulnar claw; Upper limb postural tremor; Variable expressivity; Vocal cord paralysis
PMP2217p12100%gene with protein product601097Abnormality of the immune system; Acute demyelinating polyneuropathy; Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Childhood onset; Cold-induced muscle cramps; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Foot dorsiflexor weakness; Gait ataxia; Gait disturbance; Generalized hypotonia; Hammertoe; Hearing impairment; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Increased CSF protein; Infantile onset; Insidious onset; Juvenile onset; Kyphoscoliosis; Motor delay; Muscle weakness; Myelin outfoldings; Onion bulb formation; Paresthesia; Pes cavus; Scoliosis; Segmental peripheral demyelination/remyelination; Sensorineural hearing impairment; Sensory ataxia; Slow progression; Split hand; Steppage gait; Talipes calcaneovalgus; Ulnar claw; Upper limb postural tremor; Variable expressivity; Vocal cord paralysis
PMP2217p12100%gene with protein product601097Abnormality of the immune system; Acute demyelinating polyneuropathy; Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Childhood onset; Cold-induced muscle cramps; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Foot dorsiflexor weakness; Gait ataxia; Gait disturbance; Generalized hypotonia; Hammertoe; Hearing impairment; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Increased CSF protein; Infantile onset; Insidious onset; Juvenile onset; Kyphoscoliosis; Motor delay; Muscle weakness; Myelin outfoldings; Onion bulb formation; Paresthesia; Pes cavus; Scoliosis; Segmental peripheral demyelination/remyelination; Sensorineural hearing impairment; Sensory ataxia; Slow progression; Split hand; Steppage gait; Talipes calcaneovalgus; Ulnar claw; Upper limb postural tremor; Variable expressivity; Vocal cord paralysis
PMP2217p12100%gene with protein product601097Abnormality of the immune system; Acute demyelinating polyneuropathy; Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Childhood onset; Cold-induced muscle cramps; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Foot dorsiflexor weakness; Gait ataxia; Gait disturbance; Generalized hypotonia; Hammertoe; Hearing impairment; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Increased CSF protein; Infantile onset; Insidious onset; Juvenile onset; Kyphoscoliosis; Motor delay; Muscle weakness; Myelin outfoldings; Onion bulb formation; Paresthesia; Pes cavus; Scoliosis; Segmental peripheral demyelination/remyelination; Sensorineural hearing impairment; Sensory ataxia; Slow progression; Split hand; Steppage gait; Talipes calcaneovalgus; Ulnar claw; Upper limb postural tremor; Variable expressivity; Vocal cord paralysis
POLG15q26.1100%gene with protein productVariants in the POLG gene that have a possible association with valproate-induced toxicity are not routinely reported by this test, but are available upon request.1747633-Methylglutaconic aciduria; Abdominal distention; Abdominal pain; Abnormality of the cerebral white matter; Abnormality of the extraocular muscles; Abnormality of the hand; Abnormality of the mitochondrion; Abnormality of visual evoked potentials; Adult onset; Areflexia; Astrocytosis; Ataxia; Atrophic muscularis propria; Atrophy/Degeneration involving the spinal cord; Autosomal dominant inheritance; Autosomal recessive inheritance; Bile duct proliferation; Bradykinesia; Cachexia; Cataract; Cerebellar atrophy; Cerebral cortical neurodegeneration; Choreoathetosis; Cognitive impairment; Coma; Constipation; Cortical visual impairment; Cytochrome C oxidase-negative muscle fibers; Death in early adulthood; Decreased motor nerve conduction velocity; Decreased number of large peripheral myelinated nerve fibers; Decreased sensory nerve conduction velocity; Dementia; Demyelinating peripheral neuropathy; Depressivity; Developmental regression; Diarrhea; Dilated cardiomyopathy; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Dysarthria; Dysphagia; Dysphonia; Easy fatigability; Elevated hepatic transaminases; Elevated serum creatine phosphokinase; EMG: myopathic abnormalities; Emotional lability; Epilepsia partialis continua; Ethylmalonic aciduria; Exercise intolerance; External ophthalmoplegia; Facial palsy; Failure to thrive; Focal seizures; Foot dorsiflexor weakness; Gait ataxia; Gastroesophageal reflux; Gastrointestinal dysmotility; Gastroparesis; Generalized amyotrophy; Generalized hypotonia; Generalized muscle weakness; Generalized tonic-clonic seizures; Gliosis; Global developmental delay; Hepatic failure; Hepatomegaly; Heterogeneous; Hyperalaninemia; Hypergonadotropic hypogonadism; Hypertonia; Hypointensity of cerebral white matter on MRI; Hyporeflexia; Impaired distal proprioception; Impaired distal vibration sensation; Increased CSF protein; Increased serum lactate; Increased variability in muscle fiber diameter; Infantile onset; Intermittent diarrhea; Intestinal pseudo-obstruction; Lactic acidosis; Leukoencephalopathy; Limb ataxia; Limb muscle weakness; Malabsorption; Malnutrition; Microcephaly; Micronodular cirrhosis; Microvesicular hepatic steatosis; Migraine; Mildly elevated creatine phosphokinase; Mitochondrial myopathy; Mitral regurgitation; Mitral valve prolapse; Multiple mitochondrial DNA deletions; Muscle fiber necrosis; Muscular hypotonia; Myoclonus; Nausea; Neuronal loss in central nervous system; Nystagmus; Paralysis; Paresthesia; Parkinsonism; Parkinsonism with favorable response to dopaminergic medication; Peripheral axonal neuropathy; Pes cavus; Phenotypic variability; Poor appetite; Positive Romberg sign; Premature ovarian insufficiency; Primary amenorrhea; Progressive; Progressive external ophthalmoplegia; Progressive gait ataxia; Progressive muscle weakness; Progressive spasticity; Proximal muscle weakness; Ptosis; Ragged-red muscle fibers; Rapidly progressive; Respiratory insufficiency due to muscle weakness; Resting tremor; Rigidity; Secondary amenorrhea; Seizures; Sensorimotor neuropathy; Sensorineural hearing impairment; Sensory ataxic neuropathy; Sensory axonal neuropathy; Skeletal muscle atrophy; Small intestinal dysmotility; Spastic paraparesis; Steppage gait; Subsarcolemmal accumulations of abnormally shaped mitochondria; Testicular atrophy; Variable expressivity; Vestibular dysfunction; Visual loss; Vomiting
PRX19q13.299.98%gene with protein product605725Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Decreased motor nerve conduction velocity; Decreased number of large peripheral myelinated nerve fibers; Decreased number of peripheral myelinated nerve fibers; Difficulty walking; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Foot dorsiflexor weakness; Generalized hypotonia; Hammertoe; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Increased CSF protein; Infantile onset; Kyphoscoliosis; Limb muscle weakness; Motor delay; Onion bulb formation; Peripheral demyelination; Pes cavus; Scoliosis; Segmental peripheral demyelination/remyelination; Sensory ataxia; Skeletal muscle atrophy; Slow progression; Split hand; Steppage gait; Ulnar claw; Variable expressivity
PRX19q13.299.98%gene with protein product605725Areflexia; Autosomal dominant inheritance; Autosomal recessive inheritance; Decreased motor nerve conduction velocity; Decreased number of large peripheral myelinated nerve fibers; Decreased number of peripheral myelinated nerve fibers; Difficulty walking; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Foot dorsiflexor weakness; Generalized hypotonia; Hammertoe; Heterogeneous; Hypertrophic nerve changes; Hyporeflexia; Increased CSF protein; Infantile onset; Kyphoscoliosis; Limb muscle weakness; Motor delay; Onion bulb formation; Peripheral demyelination; Pes cavus; Scoliosis; Segmental peripheral demyelination/remyelination; Sensory ataxia; Skeletal muscle atrophy; Slow progression; Split hand; Steppage gait; Ulnar claw; Variable expressivity
RAB7A3q21.399.98%gene with protein product602298RAB7Areflexia; Autoamputation of foot; Autosomal dominant inheritance; Axonal degeneration/regeneration; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Distal amyotrophy; Distal muscle weakness; Dystrophic toenail; Foot dorsiflexor weakness; Foot osteomyelitis; Hammertoe; Hyporeflexia; Peripheral axonal atrophy; Pes cavus; Pes planus; Steppage gait
RAX219p13.3100%gene with protein product610362RAXL1Abnormality of color vision; Abnormality of retinal pigmentation; Autosomal dominant inheritance; Autosomal recessive inheritance; Babinski sign; Cone/cone-rod dystrophy; Decreased motor nerve conduction velocity; Distal amyotrophy; Distal muscle weakness; Foot dorsiflexor weakness; Hammertoe; Hyporeflexia; Macular atrophy; Macular degeneration; Nyctalopia; Pes cavus; Photophobia; Progressive; Slow decrease in visual acuity; Spinal muscular atrophy
REEP12p11.299.98%gene with protein product609139C2orf23Ankle clonus; Areflexia; Autosomal dominant inheritance; Babinski sign; Brisk reflexes; Decreased motor nerve conduction velocity; Difficulty running; Difficulty walking; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Dysarthria; Hyperreflexia in upper limbs; Hyporeflexia; Impaired proprioception; Lower limb hyperreflexia; Lower limb muscle weakness; Pes cavus; Proximal lower limb amyotrophy; Proximal muscle weakness in lower limbs; Skeletal muscle atrophy; Spastic gait; Spastic paraplegia; Variable expressivity
RRM2B8q22.399.95%gene with protein product604712Abdominal distention; Abdominal pain; Abnormality of retinal pigmentation; Abnormality of the cerebral white matter; Abnormality of the extraocular muscles; Abnormality of the hand; Abnormality of the mitochondrion; Aminoaciduria; Anterior hypopituitarism; Ataxia; Atrophic muscularis propria; Autosomal dominant inheritance; Autosomal recessive inheritance; Cachexia; Decreased motor nerve conduction velocity; Decreased number of large peripheral myelinated nerve fibers; Decreased sensory nerve conduction velocity; Demyelinating peripheral neuropathy; Depressivity; Diarrhea; Distal muscle weakness; Dysarthria; Dysphagia; Easy fatigability; Elevated hepatic transaminases; EMG abnormality; Exercise intolerance; External ophthalmoplegia; Failure to thrive; Feeding difficulties; Foot dorsiflexor weakness; Gait ataxia; Gastroesophageal reflux; Generalized hypotonia; Hearing impairment; Hyperalaninemia; Increased CSF protein; Increased muscle fatiguability; Intellectual disability; Lactic acidosis; Leukoencephalopathy; Multiple mitochondrial DNA deletions; Muscular hypotonia; Nausea; Paresthesia; Peripheral axonal neuropathy; Poor appetite; Progressive; Progressive external ophthalmoplegia; Progressive intervertebral space narrowing; Progressive neurologic deterioration; Proximal tubulopathy; Ptosis; Ragged-red muscle fibers; Reduced tendon reflexes; Seizures; Sensorimotor neuropathy; Sensorineural hearing impairment; Skeletal muscle atrophy; Small intestinal dysmotility; Third degree atrioventricular block; VomitingRhabdomyolysis
SACS13q12.1299.99%gene with protein product604490Absent Achilles reflex; Autosomal recessive inheritance; Babinski sign; Cerebellar vermis atrophy; Decreased motor nerve conduction velocity; Decreased nerve conduction velocity; Decreased number of large peripheral myelinated nerve fibers; Decreased sensory nerve conduction velocity; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Dysarthria; Dysmetria; Falls; Hammertoe; Hypermyelinated retinal nerve fibers; Hyperreflexia; Impaired smooth pursuit; Impaired vibration sensation in the lower limbs; Infantile onset; Intellectual disability; Loss of Purkinje cells in the cerebellar vermis; Nystagmus; Pes cavus; Progressive gait ataxia; Progressive truncal ataxia; Scanning speech; Spastic ataxia; Spasticity; Swan neck-like deformities of the fingers; Urinary urgency
SBF211p15.499.27%gene with protein product607697CMT4B2Areflexia; Autosomal recessive inheritance; Decreased motor nerve conduction velocity; Decreased number of peripheral myelinated nerve fibers; Difficulty walking; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Foot dorsiflexor weakness; Glaucoma; Hammertoe; Heterogeneous; Hyporeflexia; Juvenile onset; Kyphoscoliosis; Onion bulb formation; Pes cavus; Segmental peripheral demyelination/remyelination; Sensorineural hearing impairment; Split hand; Steppage gait; Talipes equinovarus; Ulnar clawBone Marrow Failure Syndromes
SETX9q34.13100%gene with protein product608465ALS4, SCAR1Abnormal lower motor neuron morphology; Abnormal pyramidal signs; Abnormal upper motor neuron morphology; Amyotrophic lateral sclerosis; Autosomal dominant inheritance; Autosomal recessive inheritance; Axonal degeneration; Babinski sign; Decreased motor nerve conduction velocity; Degeneration of anterior horn cells; Difficulty walking; Diffuse axonal swelling; Distal muscle weakness; Elevated serum creatine phosphokinase; Gaze-evoked nystagmus; Hyperreflexia; Impaired distal vibration sensation; Increased antibody level in blood; Limb ataxia; Pallor of dorsal columns of the spinal cord; Pes cavus; Polyneuropathy; Pontocerebellar atrophy; Progressive; Progressive gait ataxia; Saccadic smooth pursuit; Slow progression; Variable expressivity
SH3TC25q3299.99%gene with protein product608206Abnormal pupillary light reflex; Autosomal dominant inheritance; Autosomal recessive inheritance; Constrictive median neuropathy; Decreased motor nerve conduction velocity; Decreased number of large peripheral myelinated nerve fibers; Difficulty walking; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Facial palsy; Hearing impairment; Heterogeneous; Mononeuropathy; Motor delay; Nystagmus; Peripheral axonal degeneration; Peripheral axonal neuropathy; Pes cavus; Phenotypic variability; Polyneuropathy; Prolonged brainstem auditory evoked potentials; Scoliosis; Segmental peripheral demyelination; Tongue atrophy; Tongue fasciculations; Upper limb muscle weakness
SIGMAR19p13.3100%gene with protein product601978OPRS1Abnormal lower motor neuron morphology; Abnormal pyramidal signs; Abnormal upper motor neuron morphology; Amyotrophic lateral sclerosis; Autosomal recessive inheritance; Babinski sign; Decreased motor nerve conduction velocity; Decreased muscle mass; Distal amyotrophy; Distal muscle weakness; Dysarthria; EMG abnormality; Foot dorsiflexor weakness; Gait disturbance; Hammertoe; Hyperreflexia; Hyporeflexia; Pes cavus; Progressive; Pseudobulbar behavioral symptoms; Slow progression; Spasticity; Spinal muscular atrophy
SLC12A615q1499.94%gene with protein product604878KCC3, ACCPN2-3 toe syndactyly; Agenesis of corpus callosum; Aqueductal stenosis; Areflexia; Autosomal recessive inheritance; Axonal degeneration/regeneration; Brachycephaly; Decreased motor nerve conduction velocity; Decreased sensory nerve conduction velocity; EEG abnormality; EMG: chronic denervation signs; Facial asymmetry; Facial diplegia; Flexion contracture; Generalized hypotonia; Global developmental delay; Hemiplegia/hemiparesis; High palate; Hypertelorism; Hypoplasia of the maxilla; Increased CSF protein; Intellectual disability; Limb muscle weakness; Limb tremor; Long face; Low anterior hairline; Macrotia; Microcephaly; Motor delay; Motor polyneuropathy; Narrow forehead; Neonatal hypotonia; Onion bulb formation; Peripheral axonal neuropathy; Polyneuropathy; Progressive; Psychosis; Ptosis; Respiratory tract infection; Restrictive deficit on pulmonary function testing; Scoliosis; Seizures; Sensory neuropathy; Short nose; Skeletal muscle atrophy; Tapered finger; Ventriculomegaly; Wide nasal bridge
TYMP22q13.33100%gene with protein product131222MNGIE, ECGF1Abdominal distention; Abdominal pain; Abnormality of the cerebral white matter; Abnormality of the extraocular muscles; Abnormality of the hand; Abnormality of the mitochondrion; Areflexia; Atrophic muscularis propria; Autosomal recessive inheritance; Cachexia; Constipation; Cytochrome C oxidase-negative muscle fibers; Death in early adulthood; Decreased motor nerve conduction velocity; Decreased number of large peripheral myelinated nerve fibers; Decreased sensory nerve conduction velocity; Demyelinating peripheral neuropathy; Diarrhea; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Dysphagia; Easy fatigability; Elevated hepatic transaminases; External ophthalmoplegia; Foot dorsiflexor weakness; Gastroesophageal reflux; Gastrointestinal dysmotility; Gastroparesis; Hyperalaninemia; Hypointensity of cerebral white matter on MRI; Increased CSF protein; Intermittent diarrhea; Lactic acidosis; Leukoencephalopathy; Malabsorption; Malnutrition; Mitochondrial myopathy; Multiple mitochondrial DNA deletions; Nausea; Paresthesia; Peripheral axonal neuropathy; Poor appetite; Progressive; Progressive external ophthalmoplegia; Ptosis; Ragged-red muscle fibers; Sensorimotor neuropathy; Sensorineural hearing impairment; Small intestinal dysmotility; Subsarcolemmal accumulations of abnormally shaped mitochondria; Vomiting


The gene coverage data provided by GeneDx represent an estimate based on previous results, but the specific sequencing coverage data for the genes selected may vary from individual to individual, and cannot be predicted exactly. Changes to an approved gene list can only be made by contacting GeneDx directly at 888-729-1206 and asking to speak with a member of our Whole Exome Sequencing Laboratory.


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Customize below OR enter Suggested Slice ID on printed requisition form
(e.g. 706 XomeDxSlice - Slice ID: CS-Albinism).

Suggested Slice IDSuggested Gene List Name
CS-AlbinismAlbinism
CS-AAAplastic Anemia
CS-AutoImmuneAutoimmune Disorders
CS-BBSBardet-Biedl Syndrome
CS-BMFBone Marrow Failure Syndromes
CS-CVIDCommon Variable Immune Deficiency
CS-CKUTCongenital Kidney and Urinary Tract (CKUT) Anomalies
CS-DSDDisorders of Sex Development
CS-EDEctodermal Dysplasia
CS-FAFanconi Anemia
CS-AnemiaHemolytic Anemia
CS-HeterotaxyHeterotaxy
CS-IBDInflammatory Bowel Disease
CS-MaleInfMale Infertility
CS-WWSMuscular dystropy-dystroglycanopathy (Walker-Warburg)
CS-NephroticNephrotic Syndrome
CS-ObesityObesity
CS-PPKCIPalmoplantar keratoderma plus congenital ichthyosis
CS-Primary ImmunodefPrimary Immunodeficiency
CS-RhabdoRhabdomyolysis
CS-SRTDShort-Rib Thoracic Dysplasia
CS-VACTERLVACTERL Association
CS-WSWaardenburg Syndrome