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Tissue Transglutaminase (TTG) Ab, IgA with reflex to Endomysial Ab, IgA Titer

Mnemonic:    [ENDOMYSIAL]
Name:    Tissue Transglutaminase (TTG) Ab, IgA with reflex to Endomysial Ab, IgA Titer
Specimen:    1 mL serum from a Red SST or Red top tube. Separate serum from cells ASAP. Severely hemolyzed specimens are not acceptable.
Minimum Spec:    0.5 mL
Transport Temp:    Refrigerated
Spec Stability:    Stable up to 2 weeks refrigerated.
Ref Lab/Code:    ARUP 0050734
  Method:    ELISA & IFA
Note:    Specimen is screened using tissue transglutaminase IgA by ELISA. If tTG IgA is 4 U/mL or greater, then EMA IgA by IFA testing will be added. Additional charges apply. All EMA IgA by IFA testing is titered to endpoint.