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0030015
Antithrombin, Antigen
AT3AG
Ordering Recommendation
Not recommended as an initial test to detect antithrombin (AT) deficiency. Use to determine subtype in AT-deficient individuals.
New York DOH Approval Status
This test is New York state approved.
Specimen Required
Patient Preparation
Collect
Lt. blue (sodium citrate). Refer to Specimen Handling at aruplab.com for hemostasis/thrombosis specimen handling guidelines.
Specimen Preparation
Transfer 1 mL platelet-poor plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)
Storage/Transport Temperature
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
Unacceptable Conditions
Serum. EDTA plasma, clotted or hemolyzed specimens.
Remarks
Stability
Ambient: 8 hours; Refrigerated: Unacceptable; Frozen: 1 month
Methodology
Microlatex Particle-Mediated Immunoassay
Performed
Sun-Sat
Reported
1-2 days
Reference Interval
82-136%
Interpretive Data
Compliance Category
FDA
Note
Hotline History
N/A
CPT Codes
85301
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 0030015 | Antithrombin Antigen | 27812-7 |
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
- AT III Antigen/Immunologic
- AT III Antigen
- AT3 Antigen/Immunologic
- Antithrombin III Antigen
- Antithrombin III, Immunologic, Plasma
Antithrombin, Antigen
