XomeDxSlice Tool

Now Available - NEW XomeDxSlice Xpanded – Custom slice testing with trio analysis for lists >150 genes.



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You may also use this search to review average exome sequencing coverage by entering the gene symbol below.


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Cerebral dysmyelination

Select all: Gene symbolChrAvg % covered at 10xLocus TypeNoteOMIMPrevious symbol(s)Phenotype(s)Slice(s)
ADGRG116q2199.98%gene with protein product604110GPR56Ankle clonus; Autosomal recessive inheritance; Babinski sign; Broad-based gait; Cerebellar hypoplasia; Cerebral dysmyelination; Esotropia; Exotropia; Frontoparietal polymicrogyria; Global developmental delay; Hyperreflexia; Hypertonia; Hypoplasia of the brainstem; Intellectual disability; Language impairment; Nystagmus; Perisylvian polymicrogyria; Polymicrogyria, anterior to posterior gradient; Seizures; Truncal ataxia
HSD17B45q23.199.97%gene with protein product601860Abnormal facial shape; Aplasia/Hypoplasia of the cerebellum; Autosomal recessive inheritance; Bile duct proliferation; Calcific stippling; Cerebral dysmyelination; Cholestasis; Corpus callosum atrophy; Cortical dysplasia; Decreased muscle mass; Delayed cranial suture closure; Delayed skeletal maturation; Depressed nasal bridge; Elevated hepatic transaminases; Epicanthus; Failure to thrive; Feeding difficulties in infancy; Fetal ascites; Frontal bossing; Gait ataxia; Generalized cerebral atrophy/hypoplasia; Gliosis; Global developmental delay; Gonadal dysgenesis; Hammertoe; Hepatic steatosis; Hepatomegaly; High forehead; High palate; Hypertelorism; Hypoplasia of the corpus callosum; Increased circulating gonadotropin level; Infantile onset; Large fontanelles; Limited extraocular movements; Long philtrum; Low-set ears; Macrocephaly; Micrognathia; Neonatal hypotonia; Nystagmus; Osteopenia; Osteoporosis; Pectus excavatum; Pes cavus; Phenotypic variability; Polyhydramnios; Polymicrogyria; Primary adrenal insufficiency; Primary amenorrhea; Renal cyst; Retrognathia; Scaphocephaly; Scoliosis; Seizures; Sensorineural hearing impairment; Short stature; Split hand; Strabismus; Talipes equinovarus; Thoracic hypoplasia; Undetectable electroretinogram; Upslanted palpebral fissure; Ventriculomegaly; Visual impairment; Visual loss
MCOLN119p13.2100%gene with protein product605248Abnormality of abdomen morphology; Abnormality of ganglioside metabolism; Abnormality of mucopolysaccharide metabolism; Absent speech; Aplasia/Hypoplasia of the abdominal wall musculature; Ataxia; Autosomal recessive inheritance; Babinski sign; Cerebellar atrophy; Cerebral dysmyelination; Corneal opacity; Decreased light- and dark-adapted electroretinogram amplitude; Developmental stagnation; Dysplastic corpus callosum; Dystonia; EEG abnormality; Gait disturbance; Generalized hypotonia; Global developmental delay; Hyperreflexia; Infantile onset; Intellectual disability; Microcephaly; Muscular hypotonia; Nystagmus; Opacification of the corneal stroma; Optic atrophy; Photophobia; Progressive retinal degeneration; Retinopathy; Spastic tetraplegia; Strabismus
PHGDH1p12100%gene with protein product606879Ablepharon; Abnormality of the philtrum; Absent eyelashes; Absent septum pellucidum; Adducted thumb; Agenesis of corpus callosum; Ambiguous genitalia; Aplasia/Hypoplasia involving the skeletal musculature; Autosomal recessive inheritance; Bifid uterus; Broad foot; Calcaneovalgus deformity; Camptodactyly; Cataract; Cerebellar hypoplasia; Cerebral dysmyelination; Choroid plexus cyst; Cleft palate; Cleft upper lip; Clinodactyly; Congenital cataract; Congenital microcephaly; Cryptorchidism; Dandy-Walker malformation; Decreased fetal movement; Decreased testicular size; Depressed nasal ridge; Everted lower lip vermilion; External genital hypoplasia; Finger syndactyly; Generalized edema; Growth delay; Hydranencephaly; Hypertelorism; Hypogonadism; Hypsarrhythmia; Ichthyosis; Intellectual disability; Intrauterine growth retardation; Joint contracture of the hand; Lack of skin elasticity; Large hands; Lissencephaly; Macrogyria; Macrotia; Megaloblastic anemia; Microcephaly; Micrognathia; Micromelia; Microphthalmia; Muscle cramps; Muscular dystrophy; Nystagmus; Opisthotonus; Pachygyria; Patent ductus arteriosus; Patent foramen ovale; Polyhydramnios; Polymicrogyria; Proptosis; Pterygium; Pulmonary hypoplasia; Radial deviation of finger; Renal agenesis; Rocker bottom foot; Seizures; Short neck; Short umbilical cord; Skeletal muscle atrophy; Sloping forehead; Small placenta; Spastic tetraplegia; Spina bifida; Stillbirth; Thick lower lip vermilion; Thick vermilion border; Thrombocytopenia; Toe syndactyly; Transposition of the great arteries; Trismus; Ventricular septal defect; Yellow subcutaneous tissue covered by thin, scaly skinPalmoplantar keratoderma plus congenital ichthyosis
PLP1Xq22.299.97%gene with protein product300401SPG2, PLPAbnormal pyramidal signs; Abnormality of extrapyramidal motor function; Ataxia; Babinski sign; Bowel incontinence; Cerebral dysmyelination; Choreoathetosis; Degeneration of the lateral corticospinal tracts; Delayed speech and language development; Dysarthria; Dysmetria; Dysphagia; Dystonia; Failure to thrive; Flexion contracture; Generalized hypotonia; Global developmental delay; Head titubation; Hyperreflexia; Infantile onset; Intellectual disability; Juvenile onset; Lower limb muscle weakness; Lower limb spasticity; Microcephaly; Muscle weakness; Muscular hypotonia; Nystagmus; Optic atrophy; Pes cavus; Phenotypic variability; Progressive spastic quadriplegia; Psychomotor deterioration; Reduction of oligodendroglia; Rotary nystagmus; Scanning speech; Short stature; Skeletal muscle atrophy; Slow progression; Spastic gait; Spastic paraparesis; Spastic paraplegia; Spastic/hyperactive bladder; Spinocerebellar tract degeneration; Sudanophilic leukodystrophy; Tremor; X-linked recessive inheritance
PSAP10q22.199.99%gene with protein product176801SAP1, GLBAAbnormality of eye movement; Abnormality of glycosphingolipid metabolism; Abnormality of the periventricular white matter; Anemia; Autosomal recessive inheritance; Babinski sign; Central apnea; Cerebral dysmyelination; CNS demyelination; Congenital onset; Death in childhood; Death in infancy; Decreased nerve conduction velocity; Developmental regression; Dysarthria; Dysphagia; Dystonia; Erlenmeyer flask deformity of the femurs; Fasciculations; Feeding difficulties; Gait ataxia; Generalized clonic seizures; Generalized hypotonia; Generalized tonic-clonic seizures; Global brain atrophy; Global developmental delay; Hepatomegaly; Hepatosplenomegaly; Hyperkinesis; Hyperreflexia; Hypertonia; Hypoplasia of the corpus callosum; Hyporeflexia; Increased cerebral lipofuscin; Increased CSF protein; Infantile onset; Loss of speech; Mental deterioration; Muscle weakness; Muscular hypotonia; Myoclonus; Neuronal loss in central nervous system; Osteopenia; Peripheral demyelination; Polyneuropathy; Recurrent respiratory infections; Respiratory failure; Respiratory insufficiency; Seizures; Spastic tetraparesis; Splenomegaly; Thrombocytopenia; Urinary incontinence; Variable expressivity
SOX1022q13.199.98%gene with protein product602229Abdominal pain; Abnormal eyebrow morphology; Abnormal macular morphology; Abnormal pyramidal signs; Abnormality of the voice; Abnormality of vision; Absent brainstem auditory responses; Aganglionic megacolon; Alacrima; Anosmia; Anterior hypopituitarism; Aplasia of the semicircular canal; Areflexia; Ataxia; Autonomic dysregulation; Autosomal dominant inheritance; Blue irides; Breast hypoplasia; Cafe-au-lait spot; Cerebral dysmyelination; Cerebral hypomyelination; Constipation; Cryptorchidism; Decreased fertility; Decreased lacrimation; Decreased nerve conduction velocity; Decreased testicular size; Delayed puberty; Demyelinating peripheral neuropathy; Dilated vestibule of the inner ear; Distal amyotrophy; Distal muscle weakness; Distal sensory impairment; Dysmyelinating leukodystrophy; Erectile abnormalities; Global developmental delay; Hearing impairment; Heterochromia iridis; Heterogeneous; Hypertonia; Hypogonadism; Hypogonadotrophic hypogonadism; Hypopigmentation of hair; Hypopigmentation of the fundus; Hypopigmented skin patches; Hypoplasia of the iris; Hypoplasia of the semicircular canal; Hyporeflexia; Hyposmia; Hypothalamic gonadotropin-releasing hormone deficiency; Ileus; Intellectual disability; Intestinal obstruction; Long-segment aganglionic megacolon; Microcolon; Micropenis; Muscular hypotonia; Muscular hypotonia of the trunk; Myelin outfoldings; Neonatal hypotonia; Nystagmus; Olfactory lobe agenesis; Pectus excavatum; Peripheral demyelination; Peripheral hypomyelination; Peripheral neuropathy; Pes cavus; Phenotypic variability; Premature graying of hair; Prominent nasal bridge; Reduced bone mineral density; Seizures; Sensorineural hearing impairment; Spastic paraparesis; Spastic tetraplegia; Spasticity; Synophrys; Telecanthus; Underdeveloped nasal alae; White eyebrow; White eyelashes; White forelock; Wide nasal bridgeWaardenburg Syndrome

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.


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-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-IBDInflammatory Bowel Disease
CS-MaleInfMale Infertility
CS-WWSMuscular dystropy-dystroglycanopathy (Walker-Warburg)
CS-NephroticNephrotic Syndrome
CS-PPKCIPalmoplantar keratoderma plus congenital ichthyosis
CS-Primary ImmunodefPrimary Immunodeficiency
CS-SRTDShort-Rib Thoracic Dysplasia
CS-WSWaardenburg Syndrome