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Health Lab Test Code Build Information
Test Name:	ENDOMYSIAL ANTIBODY, IGA, SERUM
Test Code:	2192615
Alias:	EMA LAB774
CPT Code(s):	86231 *86231 titer (if appropriate)
Preferred Specimen:	2 mL serum
Container:	SST
Alternate Container:	Red Top
Minimum Volume:	0.5 mL
Collection Instructions:	Allow specimen to completely clot. Centrifuge for 15 minutes when specimen is clotted or within 2 hours of collection.
Transport Temperature:	Refrigerated
Stability:	Room temperature: 14 days Refrigerated: 14 days Frozen: 30 days
Rejection Criteria:	Gross hemolysis Gross lipemia Gross icterus
Limitations:	This test has been modified from the manufacturer's instructions. Its performance characteristics were determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.
Additional Information:	* If the IgA-endomysial antibodies result is positive or indeterminate, then the antibody titer will be performed at an additional charge.
Schedule:	Set up: Monday through Friday Report Available: 3-8 days
Method:	Indirect Immunofluorescence Assay (IFA)
Performing Lab:	Mayo Clinic Dept of Lab Med & Pathology #EMA
Clinical Significance:	Useful for: Analysis of IgA-endomysial antibodies for the diagnosis of dermatitis herpetiformis and celiac disease Monitoring adherence to gluten-free diet in patients with dermatitis herpetiformis and celiac disease
Use:	Updated: 10/29/2024
Reference Ranges:	Negative in normal individuals; also negative in dermatitis herpetiformis or celiac disease patients adhering to gluten-free diet.

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	The CPT codes included in this publication are in accordance with Current Procedural Terminology, a publication of the American Medical Association. CPT codes are provided here for the convenience of our clients; however, correct coding often varies from one carrier to another, and HealthLab may bill specific carriers using codes other than those shown. Clients who bill for services should verify the code(s) with the applicable payor to confirm that their use is appropriate in each case.
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