Weather alert: Due to Hurricane Ian, there may be delays in receiving and processing samples. You can still place orders on our website, which we will fulfill as soon as possible. Please reach out to clientservices@sema4.com if you have any questions.

DMPK Repeat Analysis

New York
Approved


Genes

DMPK

Conditions

  • Dystrophia Myotonica
  • Myotonia Atrophica
  • Myotonic Dystrophy
  • Steinert Disease

Clinical Utility

  • Molecular confirmation of a clinical diagnosis

Lab Method

  • PCR Fragment Analysis

Test Code

818

CPT Codes*

81234x1

ABN Required

No

Turnaround Time**

3 weeks

Preferred Specimen

2-5 mL Blood – Lavender Top Tube.NOTE: if ordering reflex to Southern Blot analysis, 10-15 mL of blood is required for testing.

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.

**Reporting times are typical and begin once the sample(s) are received at the GeneDx laboratory, but could be extended in situations outside GeneDx’s reasonable control.