Test Details
Mnemonic
HFEM
Ordering Code
3000958
CPT-4 Code(s)
81256
Specimen Information
Collect
Lavender EDTA
Specimen Preparation
Draw blood in a lavender EDTA. Send 4.0 mL whole blood.
Alternate Specimen
Whole Blood: Yellow ACD A
Minimum Volume
1.0 mL
Transport Temperature
Refrigerated
Rejection Criteria
Serum, plasma, tissue, bone marrow, buccal brush or swab, grossly hemolyzed specimens.
Stability
Room temperature: 3 days
Refrigerated: 7 days
Frozen: 30 days
Refrigerated: 7 days
Frozen: 30 days
Methodology
Polymerase Chain Reaction (PCR) with Melt Curve Analysis
Reference Range
See report
Performing Laboratory
Warde Medical Laboratory
New York DOH Approval Status
No