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HelpTest Code ATR Isoagglutinin Titer, Anti-A, Serum
Reporting Name
Isoagglutinin Titer, Anti-AUseful For
Evaluation of individuals with possible hypogammaglobulinemia
Investigation of suspected roundworm infections
Method Name
Hemagglutination
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
Serum RedShipping Instructions
Specimen must arrive within 10 days of collection.
Specimen Required
Supplies: Sarstedt Aliquot Tube, 5mL (T914)
Collection Container/Tube: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 2.5 mL
Pediatric Volume: 2 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Reject Due To
| Gross hemolysis | OK |
Specimen Minimum Volume
1 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum Red | Ambient (preferred) | 4 days |
| Frozen | 10 days | |
| Refrigerated | 10 days |
Reference Values
Interpretation depends on clinical setting. No defined reference values.
Day(s) Performed
Monday through Friday, Sunday
Test Classification
This test has been cleared, approved, or is exempt by the US 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
86886
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| ATR | Isoagglutinin Titer, Anti-A | 38358-8 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| ATR | Isoagglutinin Titer, Anti-A | In Process |
Secondary ID
113383Report Available
1 to 4 daysForms
If not ordering electronically, complete, print, and send a Benign Hematology Test Request (T755) with the specimen