Hemoglobin F Slide Elution (Kleihauer-Betke)

CERNER / EPIC MNEMONIC: K-B
POE DESCRIPTION: HEMOGLOBIN F SLIDE ELUTION; KLEIHAUER BETKE; K-B
CPT CODE: 85460
DAYS PERFORMED: Mon-Fri, 0800-1300
TURNAROUND TIME: 24 hours
SPECIAL INSTRUCTIONS: Procedure must be scheduled in advance with laboratory at 942-5002. Deliver immediately after collection. Specimen must be in laboratory before 1100 hours if test is to be done same day.
CONTAINER TYPE: Lavender top (EDTA) tube
SPECIMEN REQUIREMENTS: Blood
REJECTION CRITERIA: Not scheduled with the laboratory ahead of time. Not drawn in EDTA
MINIMUM VOLUME: 1.5 mL whole blood
HANDLING INSTRUCTIONS: Blood must be less than 6 hours old. Smears must be fixed within 1 hour after preparation. Refrigerate specimen if it cannot be processed immediately.
REFERENCE RANGE: Heterogeneous distribution; <1 fetal cell/1000 adult cells
TEST SYNONYM(S):Acid Elution for Fetal Hemoglobin; Fetal Hemoglobin Stain; Fetal-Maternal Hemorrhage Test; Hb F Slide Elution; Kleihauer-Betke