女患,65岁,因咳嗽、气急加重一周,于1984年2月初入院。二年前起咽干舌燥,须用水送食,眼干燥不易睁开,情绪激动时泪水极少。腮腺反复肿痛,关节酸痛,曾按“腮腺炎”、“关节炎”治疗无效.二年来因咳嗽、气急、痰稠,曾3次患“肺炎”。体检:角膜干燥,口舌粘膜湿润度差,龋齿二个,唾液腺及浅淋巴结不肿大。右后下肺 Female patient, 65 years old, due to cough, aggravated by one week, early February 1984 admission. Two years ago from the throat, must be fed with water, dry eye is not easy to open, little emotion when the tears. Repeated swelling of the parotid gland, joint pain, had been “mumps”, “arthritis” treatment ineffective. Two years due to cough, shortness of breath, thick sputum, had 3 times suffering from “pneumonia.” Physical examination: corneal dry mouth mucosa poor wettability, two dental caries, salivary glands and superficial lymph nodes is not enlarged. Right lower back lung