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Fetal Bleed Screen

Item Value
Approval req'd? No
Available Stat? No
Test code FBLD
Performed by Blood Bank
Container type Lavender top (6 mL size preferred)
Amount to Collect 6 mL blood
Sample type EDTA whole blood
Preferred volume 6 mL blood
Min. Volume 3 mL blood
UCSF Rejection Criteria Unsigned, mislabeled or unlabeled sample
Normal range Negative
Synonyms Rosettings test; Kleihauer-Betke Test; Acid elution test; Alkali Denaturation; Betke test; fetal RBC's; Kleihauer test
Additional information A qualitative screening test for Rh posivive fetal red blood cells in the maternal circulation. This test is performed automatically by the Blood Bank when Rh Immune Globulin (Rhogam) is ordered.
LOINC code 33900-2
Last Updated 10/2/2010 11:51:51 AM
Entry Number 378

If you have additional questions regarding this test, please call: 415-353-1667

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