ANTITHROMBIN ANTIGEN
General Information
HLAB/HOL Code: ATTI
UPHSM LIS Test #: 6026582
Schedule: Monday-Friday
Testing Time: 1 Day
Testing Lab: Mayo Labs
UPHSM LIS Test #: 6026582
Schedule: Monday-Friday
Testing Time: 1 Day
Testing Lab: Mayo Labs
Specimen Info
Only 1 specimen type required, unless otherwise specified
Volume: 1.0 mL
Temperature: Frozen
Tube Type: Citrate Plasma
Collection Info:
Collection Instructions:
1. Spin down, remove plasma, and spin plasma again.
2. Freeze specimen immediately at < or =-40 degrees C, if possible.
Additional Information:
1. Double-centrifuged specimen is critical for accurate results as platelet contamination may cause spurious results.
2. Each coagulation assay requested should have its own vial.
3. Heparin treatment may lower plasma antithrombin.
Patient Preparation: Fasting preferred
Temperature: Frozen
Tube Type: Citrate Plasma
Collection Info:
Collection Instructions:
1. Spin down, remove plasma, and spin plasma again.
2. Freeze specimen immediately at < or =-40 degrees C, if possible.
Additional Information:
1. Double-centrifuged specimen is critical for accurate results as platelet contamination may cause spurious results.
2. Each coagulation assay requested should have its own vial.
3. Heparin treatment may lower plasma antithrombin.
Patient Preparation: Fasting preferred
Specimen Acceptability
Reject Due To
Hemolysis: Mild OK; Gross reject
Lipemia: Mild OK; Gross reject
Icterus: Mild OK; Gross reject
Hemolysis: Mild OK; Gross reject
Lipemia: Mild OK; Gross reject
Icterus: Mild OK; Gross reject
Methods
latex immunoassay (LIA) methodology
Clinical Utilities
Assessing abnormal results of the antithrombin activity assay (ATTF / Antithrombin Activity, Plasma), which is recommended as the primary (screening) antithrombin assay
Diagnosing antithrombin deficiency, acquired or congenital, in conjunction with measurement of antithrombin activity
An adjunct in the diagnosis and management of carbohydrate-deficient glycoprotein syndromes
Diagnosing antithrombin deficiency, acquired or congenital, in conjunction with measurement of antithrombin activity
An adjunct in the diagnosis and management of carbohydrate-deficient glycoprotein syndromes
CPT Codes
85301
* The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding
is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.