FORMS AND DOCUMENTS
- Clinical Utility:
- Confirmation of a clinical diagnosis
- Risk assessment
- Prenatal diagnosis in families with a known mutation
- Lab Method:
- Exon Array CGH
- Test Code:
- Turnaround Time:
- 3-4 weeks
- Preferred Specimen:
- 2-5 mL Blood - Lavender Top Tube
- CPT Codes:
- 84311x1, 88271x10, 88291x1
- New York Approved:
- ABN Required:
- Billing Information:
- View Billing Policy
- ICD Codes:
- 756: Anomalies of skull and face, bones; Absence of skull, bones; Acrocephaly; Congenital deformity of forehead; Craniosynostosis; Crouzon's disease; Hypertelorism; Imperfect fusion of skull; Oxycephaly; Platybasia; Premature closure of cranial sutures; Tower skull Trigonocephaly Excludes: acrocephalosyndactyly [Apert's syndrome] (755.55) dentofacial anomalies (524.0-524.9) skull defects associated with brain anomalies, such as: anencephalus (740.0) encephalocele (742.0) hydrocephalus (742.3) microcephalus (742.1)
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- Wieland, I. et al. Mutations of the Ephrin-B1 Gene Cause Craniofrontonasal Syndrome. Am J Hum Genet. 74:1209-1215, 2004.
- Twigg, S. et al. Mutations of ephrin-B1 (EFNB1), a marker of tissue boundary formation, cause craniofrontonasal syndrome. PNAS. 101:8652-8657, 2004.
- Wieland, I. et al. Dissecting the molecular mechanism in craniofrontonasal syndrome: differential mRNA expression of mutant EFBN1 and the cellular mosaic. Eur J Hum Genet. 16: 184-191, 2008.
- Twigg, S. et al. The Origin of EFNB1 Mutations in Craniofrontonasal Syndrome: Frequent Somatic Mosaicism and Explanation of the Paucity of Carrier Males. Am J Hum Genet. 78:999- 1010, 2006.
- Wieland, I. et al. Twenty-Six Novel EFNB1 Mutations in Familial and Sporadic Craniofrontonasal Syndrome (CFNS) Hum. Mutat. 26:113-118, 2005.
- Wieland, I. et al. Contiguous gene deletions involving EFNB1, OPHN1, PJA1 and EDA in patients with craniofrontonasal syndrome. Clin Genet. 72:506-516, 2007.
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