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Lab Dept:
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Serology
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Test Name:
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RETICULIN ANTIBODIES
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General Information
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Lab Order Codes:
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RETI
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Synonyms:
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Reticulin IgA Autoantibodies; Celiac Disease Evaluation; Anti-Reticluin Antibodies; ARA;
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CPT Codes:
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86255 - Fluorescent noninfectious agent antibody; screen, each antibody
86256 – Fluorescent noninfectious agent antibody; titer, each antibody
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Test Includes:
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Reticulin Antibodies reported as negative or if positive, results will be titered.
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Logistics
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Test Indications:
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Useful for differential diagnosis of intestinal disorders such as celiac disease and Crohn’s disease. The antireticulin antibody is observed in 20% of cases of dermatitis herpetiformis and 35% of cases in sprue.
Note: Mayo no longer recommends this test. The preferred test is Tissue Transglutaminase Antibody.
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Lab Testing Sections:
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Serology - Sendouts
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Referred to:
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Mayo Medical Laboratories (Test# 9275)
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Phone Numbers:
Minneapolis:
Saint Paul:
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612-813-6280
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651-220-6550
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Test Availability:
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Daily, 24 hours
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Turnaround Time:
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2 - 3 days, test set up Sunday - Friday.
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Special Instructions:
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Mayo no longer recommends this test for Celiac Disease. Please see Mayo Celiac Disease Algorithm (http://www.mayoreferenceservices.org/media/test-algorithms/CeliacDisease-1201.pdf ) for more information.
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Specimen
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Specimen Type:
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Blood
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Container:
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Red top tube
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Draw Volume:
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1.5 mL blood
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Processed Volume:
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0.5 mL (Minimum: 0.2 mL) serum
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Collection:
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Routine venipuncture
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Special Processing:
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Lab Staff: Centrifuge specimen, remove serum aliquot into a screw-capped round bottom plastic vial. Store and ship at refrigerated temperatures. Forward promptly.
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Patient Preparation:
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None
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Sample Rejection:
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Specimens other than serum, warm specimens, mislabeled or unlabeled specimens
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Interpretive
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Reference Range:
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Negative (if positive, results will be titered)
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Critical Values:
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N/A
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Limitations:
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N/A
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Methodology:
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Indirect immunofluorescence
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Contraindications:
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N/A
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References:
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Mayo Medical Laboratories Web Page April 2007
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Updates:
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4/14/2004: Test moved from Specialty Laboratories to Mayo Medical Laboratories.
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