MLL-AFF1 (MLL-AF4) Translocation, t(4;11) by RT-PCR
0050446
Ordering Recommendation
 
Mnemonic
MLL-AF4
Methodology
Reverse Transcription Polymerase Chain Reaction
Performed
RNA isolation: Sun-Sat; Assay: Varies
Reported
3-10 days  
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
Time SensitiveTime Sensitive

Specimen Required
Patient Preparation
  
Collect
Lavender (EDTA) or bone marrow (EDTA).  
Specimen Preparation
Transport 5 mL whole blood (Min: 1 mL). OR 3 mL bone marrow (Min: 1 mL). Specimens must be received within 48 hours of collection due to lability of RNA.  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Serum or plasma. Frozen or clotted specimens. Specimens collected in anticoagulants other than EDTA. Severely hemolyzed specimens.  
Remarks
  
Stability
Ambient: 1 hour; Refrigerated: 2 days; Frozen: Unacceptable  
Reference Interval
   
Interpretive Data
Refer to report.

See Compliance Statement B: www.aruplab.com/CS  
Note
 
CPT Code(s)
81401
Components
Component Test Code*Component Chart Name
0050446MLL-AFF1 (MLL-AF4) t(4;11) RT-PCR
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • ALL prognostication
  • MLL-AF4 translocation