EPIC CODE: LAB721 Tissue Transglutaminase Antibody, IgG
ADDITIONAL TEST CODE
Sunquest: TTGABG
REGIONAL HOSPITAL PERFORMING
UPH Methodist Hospital
Collect
One 6 mL Gold or Red top. Separate from cells ASAP.
Storage/Transport Temperature
1 mL serum or centrifuged gold top, refrigerated.
Stability (from collection to initiation)
After separation from cells:
Ambient (room temperature): 8 hours
Refrigerated: 7 days
Frozen (-20o C) Stability: 1 month
Unacceptable Conditions
hemolysis
Remarks
Separate from cells ASAP
Days Performed
Variable
Methodology
Multiplex Flow Immunoassay
Reference Interval
Negative <15 U/mL, Positive ≥ 15.0 U/mL
Recommend to retest patient after 4-6 weeks if equivocal result is reported.
CPT Codes
83516