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Test Code FETD Kleihauer-Betke, Blood

Additional Codes

Epic Test ID


Performing Laboratory

Bronson Laboratory Services-Hematology

Reference Values

Undetectable in adults

Positive results are interpreted by pathologist and/or
hematology technologist.


Acid Elution

Specimen Requirements

Specimen Type: Whole blood

Container/Tube: Lavender top (EDTA)

Stability: 72 hours if refrigerated

Specimen Volume: 5 mL

Specimen Minimum Volume: 1 mL

Collection Instructions:

1. Gently invert 5 to 10 times to mix blood.

2. Do not centrifuge.

3. Cause for rejection includes clotted specimen.

Specimen Transport Temperature


Day(s) Test Set Up

Monday through Sunday,

Test Classification and CPT Coding