Test Code KBST Kleihauer-Betke Stain (Fetal Red Cell Stain), Blood
Methodology
Clayton Modification of Kleihauer Method
Note: This test is not for hereditary
persistence of fetal hemoglobin.
Specimen Requirements
Specimen must arrive within 24 hours of draw.
Draw blood in a lavender-top (EDTA) tube(s) from the baby’s mother, and send 5 mL of EDTA whole blood refrigerated.
Specimen Stability Information
Specimen Type |
Temperature |
Time |
Whole blood, EDTA |
RT |
24 hrs |
Refrigerated |
24 hrs |
Reference Values
<0.01% fetal-type hemoglobin
Reject Due To
Hemolysis |
NA |
Lipemia |
NA |
Icterus |
NA |
Day(s) Test Set Up
Monday through Sunday
CPT Coding
85460
Secondary ID
HHA1246
Performing Laboratory
Huntsville Hospital Laboratory
LOINC Coding
Test Name | LOINC Code |
---|---|
Kleihauer-Betke Stain (Fetal Red Cell Stain), Blood |
4633-4 |