Epic Code LAB3154 Prader Willi/Angelman mPCR
Test Name Alias
Angelman/Prader Willi mPCR | Prader Willi/Angelman mPCR | 80
Interface Order Alias
10512
Quick Collect
+A
Clinical Information
Methylation analysis that detects both deletions and uniparental disomy (UPD). This test is used for the diagnosis of Angelman and Prader Willi Syndromes.
Ordering Instructions
Prader Willi/Angelman mPCR is a predictive and presymptomatic genetic test.
Submission of an order for any predictive genetic tests and presymptomatic genetic tests, as defined by MCL 333.17020, contained in this catalog constitutes certification to Corewell Health laboratories that the ordering physician understands that written, informed consent is required for these tests and that, by submitting an order for these genetic tests, ordering physician has obtained “Informed Consent” of subject patient as required by any applicable state or federal laws with respect to each test ordered. On occasion, we forward a specimen to an outside reference laboratory. Corewell Health laboratories may request that ordering physician provide such consent to Corewell Health upon a reasonable request.
For an example of an informed consent, click here.
This test should only be resulted once per lifetime. The duplicate checking indicates that this
patient has already had this testing performed. Please see chart review for results.
If unable to order, please call the appropriate lab area for assistance.
Specimen Requirements
Specimen Type: Whole Blood EDTA
Container/Tube: Lavender Top (EDTA)
Volume: 3 mL
Minimum volume: 1 mL
Collection Instructions: For optimal results, specimen should be received within 48 hours of collection.
Specimen Transport Temperature
Ambient or Refrigerated
Rejection Criteria
This test should only be resulted once per lifetime.
Specimen Stability
Ambient: 24 hours
Refrigerate: 72 hours
Laboratory Retention: Extracted DNA retained greater than 1 year
Test Frequency
Available once per week, usual TAT less than 7 days.
Reference Range
An interpretative report will be provided.
Performing Department
Molecular Diagnostics
Performing Department Laboratory Location
Corewell Health Advanced Technology Laboratory (ATL), Grand Rapids, MI
Methodology
Methylation Specific Polymerase Chain Reaction (mPCR)
CPT
81331
CDM Code
3108133101
Epic Test ID
1230101065
LOINC
PraderWilli/Angelman: 36915-7
PraderWilli/Angelman Interp: 35466-2
Mayo Access Code
SHO10512
Reviewed Date
6/22/2023