Angelman Syndrome/Prader-Willi Syndrome Methylation Analysis

New York
Approved


Conditions

  • Angelman syndrome (AS)
  • Prader-Willi syndrome (PWS)

Clinical Utility

  • Confirmation of clinical diagnosis
  • Targeted testing for a known familial deletion, UPD or imprinting error

Lab Method

  • MLPA

Test Code

TJ27

CPT Codes*

81331x1

ABN Required

No

Turnaround Time**

3 weeks

Preferred Specimen

2-5 mL Blood - Lavender Top Tube

Alternative Specimen

Buccal Swabs

*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.