Search our extensive Laboratory Test Directory to find test codes, ordering recommendations, specimen stability information, Test Fact Sheets, and more.
Recommendations when to order or not order the test. May include related or preferred tests.
• Acceptable single screening test for IgA-competent individuals with suspected celiac disease.
• Preferred screening test for individuals with suspected celiac disease is Celiac Disease Reflexive Cascade (2008114) or Tissue Transglutaminase (tTG) Antibody, IgA (0097709). (IgA testing recommended to identify IgA competence.)
• May aid in monitoring adherence to gluten-free diet in celiac disease confirmed patients.
Methodology
Process(es) used to perform the test.
Semi-Quantitative Indirect Fluorescent Antibody
Performed
Days of the week the test is performed.
Mon-Fri
Reported
Expected turnaround time for a result, beginning when ARUP has received the specimen.
1-5 days
New York DOH Approval Status
Indicates test has been approved by the New York State Department of Health.
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect
Serum separator tube.
Specimen Preparation
Separate from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.15 mL)
Storage/Transport Temperature
Refrigerated.
Unacceptable Conditions
Plasma. Severely lipemic, contaminated, or hemolyzed specimens.
Remarks
Stability
After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid freeze/thaw cycles)
Reference Interval
Normal range/expected value(s) for a specific disease state. May also include abnormal ranges.
Less than 1:10
Interpretive Data
Background information for test. May include disease information, patient result explanation, recommendations, details of testing, associated diseases, explanation of possible patient results.
The endomysial antigen has been identified as the protein cross-linking enzyme known as tissue transglutaminase.
Compliance Category
FDA
Note
Additional information related to the test.
Hotline History
N/A
CPT Codes
The American Medical Association Current Procedural Terminology (CPT) codes published in ARUP's Laboratory Test Directory are provided for informational purposes only. The codes reflect our interpretation of CPT coding requirements based upon AMA guidelines published annually. CPT codes are provided only as guidance to assist clients with billing. ARUP strongly recommends that clients confirm CPT codes with their Medicare administrative contractor, as requirements may differ. CPT coding is the sole responsibility of the billing party. ARUP Laboratories assumes no responsibility for billing errors due to reliance on the CPT codes published.
* 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.
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