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Genetic Labs

Houston, Texas

Genetic Laboratory
Medical Genetics Laboratories
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Medical Genetics Test Details

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Prader-Willi Syndrome - Methylation Analysis
PWS | Prader-Labhart-Willi Syndrome
Test Information: Confirmation of Clinical Diagnosis
Test Details
Test Code: 6050
Special Notes: Methylation analysis detects more than 99% of patients with PWS. Approximately 70% of PWS patients will demonstrate a deletion of 15q11.2-q13 that can be detected by FISH Analysis (#8476) or CMA-HR (test #8655). The use of the methylation assay is not recommended for fetal samples.
Technical Information
Methodology: Southern Blot
Sample & Shipping Information
Test Requisition: Molecular Diagnostics
Specimen Type: Blood
Requirements: Draw blood in an EDTA (purple-top) tube(s) and send 3-5 cc (Adults/Children) and 3 cc (Infant<2yrs).
Shipping Conditions: Ship at room temperature in an insulated container by overnight courier. Do not heat or freeze.

Turn Around Time: 21 days
Billing Information
List Price: *For Insurance or Institutional Prices, please call.
CPT Codes: 81331x1


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