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Thank you, Your GeneDx Team
Prenatal CHD7 Gene Sequencing
FORMS AND DOCUMENTS
TEST DETAILS
- Genes:
- CHD7
- Disorders:
- Clinical Utility:
-
- Full gene sequencing for fetuses with prenatal ultrasound findings suggestive of CHARGE syndrome
- Mutation-specific testing for fetuses with a family history of a known CHD7 mutation
- Lab Method:
- Capillary Sequencing
ORDERING
- Test Code:
- 2262
- Turnaround Time:
- 2-3 weeks
- Preferred Specimen:
- 20 mL Amniotic Fluid
- Alternative Specimen:
- 20 mg CVS, 2 T25 flasks of cultured amniocytes, 2 T25 flasks of cultured chorionic villi
BILLING
- CPT Codes:
- 81407x1, 81265x1, 88235x1
- List Price:
- $4,400.00
- Billing Information:
- View Prenatal Billing Policy
- ICD Codes:
-
- 655.83: Other known or suspected fetal abnormality, not elsewhere classified
- 655.23: Hereditary disease in family possibly affecting fetus
REFERENCES
- Stromland et al., (2005) Am J Med Genet 133A:331-339
- Vissers et al., (2004) Nat Genet 36:955- 957
- Jongmans et al., (2006) J Med Genet 43:306-314
- Lalani et al., (2006) Am J Hum Genet 78:303-314
