Hematologic Neoplasia Immunophenotyping on Bone Marrow 
Mnemonic LEU/LYM BM
CPT Varies
Test Code 2550280
Synonyms Immunophenotyping, Flow, Acute Leukemia, Lymphoma, CLL, Phenotyping, Lymphocytosis, Marker Panel, AML, ALL, Bone Marrow Aspirate, BM
Test Includes  
Specimen Bone Marrow
Volume 4.0 mL, Preferred
Container Dark green top (sodium heparin) tube
Special Instructions Deliver to laboratory IMMEDIATELY. Collect specimens Sunday - Friday, preferred.
Specimen Prep Do NOT refrigerate. Do NOT centrifuge. Do NOT freeze.
Storage Room temperature
Transport Temp Room Temperature
Stability Rm Temp 48 hours
Stability Refrig  
Stability Frozen Unacceptable
Methodology Flow Cytometric Analysis
Rejection Criteria Frozen, centrifuged, non-viable specimens unacceptable 
Reference Value Interpretation by Hematopathologist 
Performed/TAT Monday - Sunday   2 days (excluding weekends and holidays)    
Comments Test used for assessing clonality/ identifying aberrant B-cell, T-cell, plasma cell or blast populations in Bone Marrow.