Test Code KBKRMC KLEIHAUER BETKE FETAL HGB
Additional Codes
KRMC-KB.1
Methodology
Acid Elution of Maternal Red Blood Cells and staininig of Fetal Red Blood Cells.
Useful for detection of fetal erythrocytes in the maternal circulation.
Performing Laboratory
Logan Health Medical Center Laboratory
Specimen Requirements
Container/Tube: Lavender-top (EDTA) tube
Specimen Volume: Full tube (minimum volume: 1 mL) of whole blood
Collection Instructions: Do not centrifuge. Send specimen in original tube.
UNACCEPTABLE: Hemolyzed Specimens
Specimen Stability
Store at 2°C to 8°C for 14 days
**Perform testing as promptly as possible
Reference Values
Adult: <1% fetal hemoglobin
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
85460
Specimen Transport Temperature
Refrigerate