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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