SALIVARY DUCT ANTIBODIES - serum

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Specimen: 5 mL blood in plain tube.

Method: IF.

Application: Test is of limited diagnostic value in Sjögren syndrome.

Interpretation: Salivary duct antibodies are detected in approximately 50% of patients with Sjögren syndrome associated with rheumatoid arthritis.

Reference: Fye K and Sack K. In: Sites DP and Terr AI eds. Basic and Clinical Immunology. 8th ed. Lange Medical 1993.

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