A 70-year-old female had an abnormal chest roentgenogram. Infiltrative shadows were recognized in the right lung, and an open lung biopsy (OLB) specimen revealed usual interstitial pneumonia (UIP). Xerostomia, keratoconjunctivitis sicca, and lymphocyte infiltration in salivary glands were consistent with Sjogren's syndrome; she was diagnosed as having pulmonary fibrosis in association with Sjogren's syndrome(SjS-IP). Acute exacerbation occurred and she was successfully treated with corticosteroids. Unilateral…
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