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sjogren syndrome

(Science: radiology) chronic systematic inflammatory disorder of unknown aetiology characterised by dryness of mucous membranes, primary Sjogren syndrome: without underlying autoimmune disease, recurrent parotitis in children, sicca syndrome (xerophthalmia and xerostomia), secondary Sjogren syndrome: connective tissue diseases (rA, systemic lupus erythematosus, PSS, psoriasis, etc), lymphoprolifertive disorders (lymphocytic interstitial pneumonitis, pseudolymphoma, lymphoma, waldenstrom macroglobulinaemia) findings: CXR: reticulododular pattern, patchy consolidation/atelactisis, pneumonitis, with or without pleural effusion, ultrasound: multiple scattered parotid cysts bilaterally, enlarged lacrimal glands