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Vanderbilt Pathology Laboratory Services

Test Directory



NPM1 GENE MUTATION (NPM)

Department: Molecular Diagnostics
Test Synonym(s): NPM, NPM1
CPT Codes: 81310
Methodology: Amplification by PCR using primer pairs specific for 4bp insertion in exon12 of the NPM1 gene; Evaluated by capillary electrophoresis
Tube Type: Lavender top (EDTA)
Specimen: Whole blood, bone marrow or purified DNA (1g)
Alternate Specimen: None
Pediatric Requirements: 0.5 mL (Whole blood, bone marrow)
Volume: 4 mL (Whole blood, bone marrow)
Minimum Volume: 0.5 mL (Whole blood, bone marrow)
Temperature: EDTA and ACDH: Room temperature or refrigerated; Purified DNA: Refrigerate or freeze
Stability: EDTA and ACDH tubes - Room temperature: 2 days Refrigerated: 3 days; Purified DNA - indefinitely @ -70C;
Reasons for Rejection: Client will be notified by the Molecular Diagnostics Laboratory if specimen is rejected.
Days Performed: Monday & Thursday
Times Performed: Batch
TAT: 7 - 10 days
Significance: Associated with Acute Myeloid Leukemia
Special Instructions: Call the Molecular Diagnostics Laboratory at 615-343-8121 if additional assistance is needed regarding specimen requirements or submission or if patient has receive.

Click here to print the Molecular Diagnostics requisition.

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