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Tissue Transglutaminase (tTG) Ab, IgA with Reflex to Endomysial Antibody, IgA with Reflex to Titer

Test Code
901861


CPT Codes
83516, 86255<br>Restricted Client Code

Includes
Tissue Transglutaminase (tTG) Antibody (IgA)
Endomysial Antibody Screen (IgA), Reflex to Titer

If the Endomysial Antibody (IgA) Screen is positive, then Endomysial Antibody Titer will be performed at an additional charge (CPT code: 86256).


Preferred Specimen
1.5 mL serum


Minimum Volume
0.8 mL


Transport Temperature
Room temperature


Specimen Stability
Room temperature: 7 days
Refrigerated: 14 days
Frozen: 21 days


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis • Grossly lipemic


Methodology
See individual tests

Setup Schedule
Set up and Report available: See individual tests


Reference Range
See Laboratory Report




The CPT Codes provided in this document 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 payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.