Prenatal Tuberous Sclerosis Panel

New York
Approved

Genes

TSC1, TSC2

Conditions

  • Tuberous Sclerosis Complex (TSC)

Clinical Utility

  • Full gene sequencing and exon-level deletion/duplication for fetuses with prenatal ultrasound findings suggestive of TSC
  • Variant-specific testing for fetuses with a family history of a known TSC1 or TSC2 pathogenic variant

Lab Method

  • Deletion/Duplication Analysis
  • Next-Gen Sequencing

Test Code

934

CPT Codes*

81405x1, 81406x2, 81407x1

ABN Required

No

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|4 Ug DNA Concentration

*The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

**Turnaround times are estimates and begin once the sample(s) begin processing at the GeneDx lab and could be extended in situations outside GeneDx’s control.

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