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HelpTest Code MISC2MAYOA1R A1 Antigen Subtype, Whole Blood
Shipping Instructions
Specimen must arrive within 7 days of draw
Specimen Required
Container/Tube: Pink top (EDTA)
Submission Container/Tube: Original tube
Collection Instructions: Send specimen in original tube.
Secondary ID
113437Useful For
Additional proof of alloantibody specificity
Assessment of solid organ transplantation donor compatibility
This test is not useful for the purpose of establishing paternity.
Method Name
Hemagglutination
Reporting Name
A1 antigen subtypeSpecimen Type
Whole Blood EDTASpecimen Minimum Volume
Pediatric: 2 mL blood in 6 mL EDTA tube
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Whole Blood EDTA | Refrigerated (preferred) | 7 days | |
| Ambient | 72 hours |
Reject Due To
| Gross hemolysis | OK |
Reference Values
Reported as Negative or Positive
Day(s) and Time(s) Performed
Monday through Friday, Sunday; Continuously
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Test Classification
This test has been cleared, approved or is exempt by the U.S. Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.CPT Code Information
86905
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| A1R | A1 antigen subtype | 844-1 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| A1R | A1 antigen subtype | 844-1 |