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HelpTest Code AATTA Antithrombin Summary Interpretation
Specimen Required
Only orderable as a reflex. For more information see AATTF / Antithrombin Activity, with Reflex to Antithrombin Antigen, Plasma.
Useful For
Diagnosis of antithrombin deficiency, acquired or congenital
Monitoring treatment of antithrombin deficiency disorders, including infusion of antithrombin therapeutic concentrate
Testing Algorithm
If the antithrombin activity assay is normal or elevated, a computer-generated interpretive comment will be provided indicating antithrombin antigen and the antithrombin summary interpretation are not indicated and will not be performed.
If the antithrombin activity assay is low, a computer-generated interpretive comment will be provided indicating results of activity and reflexed antithrombin antigen and antithrombin summary interpretation.
Reporting Name
Antithrombin Summary InterpSpecimen Type
Plasma Na CitSpecimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Plasma Na Cit | Frozen | 14 days |
Reject Due To
| Gross hemolysis | Reject |
| Thawing** | Cold reject; Warm reject |
| Gross lipemia | Reject |
| Gross icterus | Reject |
Reference Values
Only orderable as a reflex. For more information see AATTF / Antithrombin Activity, with Reflex to Antithrombin Antigen, Plasma.
An interpretive report will be provided.
Day(s) Performed
Monday through Saturday
Report Available
1 to 3 daysSpecimen Retention Time
7 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
LOINC Code Information
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| AATTA | Antithrombin Summary Interp | 69049-5 |