Prader-Willi Methylation

Molecular Diagnostics:DNA

Test ID/Workstation: PRDWL PATH

Specimen Type: Whole Blood

Tube Type: Purple top (EDTA) tube

Collection Volume: 5.0 mL (minimum 3.0 mL)

Cause for rejection: Specimen clotted, stored at room temperature, >5 days old, improper anticoagulant

Storage: Refrigerated

Availability: Batch testing performed every two weeks

Methodology: Methylation-specific PCR

Special Instructions: Angelman Syndrome Methylation is ordered under it's own code: ANGLM

Lab/Phone: 330-543-8722

TAT: 2 weeks

Additional Info: Reference range is available on patient report

CPT Code: 81331, 83912

Requisition Form
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