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Fya/Fyb RBC Antigen Typing
Test Code13746
CPT Codes
86905 (x2)
Preferred Specimen
5 mL of whole blood collected in an EDTA (pink-top) tube
Minimum Volume
5 mL
Other Acceptable Specimens
ACD (yellow-top) tube • Red-top tube (no gel) • Cord blood • EDTA (lavender-top) tube
Instructions
Please specify the red cell antigen to test on the requisition.
Note: If submitting with a CBC, HBA1C, or any other test requiring an EDTA (lavender-top) tube, please submit a separate tube for this test.
Note: If submitting with a CBC, HBA1C, or any other test requiring an EDTA (lavender-top) tube, please submit a separate tube for this test.
Transport Container
EDTA (pink-top) tube
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 72 hours
Refrigerated: 7 days
Frozen: Unacceptable
Refrigerated: 7 days
Frozen: Unacceptable
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis • Serum separator tube (SST)
Methodology
Immune Agglutination
Setup Schedule
Night shift Mon-Fri
Report Available
2-4 days
Reference Range
See Laboratory Report
Clinical Significance
RBC antigen typing is used to identify specific antigens on the red cell. Identification of specific red cell antigens of the father may be useful in assessing the risk of hemolytic disease of the newborn.
Performing Laboratory
| Quest Diagnostics Sacramento |
| 3714 Northgate Blvd |
| Sacramento, CA 95834-1617 |
Last Updated: November 6, 2024
