2 - 4 hours
Test Updated:
Acid Elution for Fetal Hemoglobin
Fetal Hemoglobin
Hemoglobin F (Fetal)
Hgb F
K-B
Kleihauer-Betke (KB)
KLEIHAUER-BETKE
HEMF
HEMOGLOBIN F, BLOOD
HGB F TEXT
HGB-F
HEMOGLOBIN F INTERPRETATION
Fetal Maternal Hemorrhage
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Test Overview
Acid Elution
To assess the magnitude of fetal-maternal hemorrhage.
0.00 - 0.20 %
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Specimen Requirements
Collect specimen in a lavender top EDTA K2 Vacutainer® tube as soon after delivery or incident as possible. Send intact immediately. Refrigerate if transport delay is expected. Specimen must arrive in laboratory within 24 hours of collection.
Collect specimen in a lavender top EDTA K2 Vacutainer® tube as soon after delivery or incident as possible. Refrigerate and send intact within 24 hours of collection.