Ordering Recommendation
Use to detect and quantitate PML-RARA fusion transcripts in patients with acute promyelocytic leukemia. Use to monitor minimal residual disease and assess the risk of disease relapse.
Mnemonic
Methodology
Reverse Transcription Polymerase Chain Reaction
Performed
Varies
Reported
2-9 days
New York DOH Approval Status
Specimen Required
Whole blood or bone marrow in lavender (EDTA).
Whole Blood: Transport 5 mL whole blood. (Min: 3 mL)
Bone Marrow: Transport 3 mL bone marrow. (Min: 1 mL)
Refrigerate immediately. Specimens must be received within 48 hours of collection due to lability of RNA.
Whole Blood and Bone Marrow: CRITICAL REFRIGERATED. Separate specimens must be submitted when multiple tests are ordered.
Serum, plasma, ambient or frozen bone marrow, or whole blood, CSF, or FFPE tissue. Specimens collected in anticoagulants other than EDTA. Severely hemolyzed or clotted specimens.
Ambient whole blood and ambient bone marrow specimens past 7 days will be canceled. Refrigerated whole blood or bone marrow past 7 days will be canceled.
Ambient: Unacceptable; Refrigerated: 48 hours; Frozen: Unacceptable
Reference Interval
By report
Interpretive Data
Refer to report.
Laboratory Developed Test (LDT)
Note
Hotline History
Hotline History
CPT Codes
81315
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
2002872 | PML-RARA Translocation | 21551-7 |
2002874 | PML-RARA Translocation Quant | 21785-1 |
3003498 | PML-RARA Translocation Source | 66746-9 |
Aliases
- AMPL' APL
- APL MRD
- APL Post-consolidation therapy testing
- PML-RARA fusion types, A, B, B variant
- PML-RARA long, short, variable types
- PML-RARA S, L, V forms
- PML_RARA fusion types
- Quantitative PML
- t(15;17)