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KLBET
KLEIHAUER-BETKE, WHOLE BLOOD

Test Code KLBET 
Test KLEIHAUER-BETKE, WHOLE BLOOD 
Methodology Acid Elution of Fetal Cells 
Description Useful for detection of fetal-maternal bleed. 
Specimen Draw blood in a lavender-top (EDTA) tube, and send 5.0 mL of EDTA whole blood. Invert several times to mix blood. (CLOTTED SPECIMEN IS NOT ACCEPTABLE.) Forward unprocessed whole blood promptly at refrigerated temperature. 
Reference Values No fetal cells detected. If fetal cells are detected, they are reported as a percentage of fetal cells, and a calculation of the bleed. 
Analytic Time 1 Day 
Day(s) Test Set Up Monday through Sunday 8 - 1 pm 
CPT Code(s) 85460