肺泡微结石症(pulmonary alveolar microlithiasis,PAM)是一种原因尚不清楚的肺部疾病,但多数学者均认为遗传因素具有重要作用。作者曾发现1例高龄肺泡微结石症,报告如下: 患者,女,83岁,未婚,教师。1978年4月24日因发热一天,咳嗽一周就诊。患者自述平素健康。体检:身高154cm,体重44kg,咽壁充血,颜面、口腔、四肢未见异常。听觉、语言正常。胸部听诊呼吸音正常,心率90/分,可闻Ⅱ°收缩期杂音。ECG检查:窦性心律。化验:白细胞11000/mm~3。分类:中性粒细胞81%,淋巴细胞18%,单核细胞1%,血沉正常。尿常规(一)。X线胸部透视:发现除肺尖外,肺部有异常 Pulmonary alveolar microlithiasis (PAM) is a known cause of pulmonary disease, but most scholars believe that genetic factors play an important role. The authors have found 1 case of senile alveolar microlithiasis, the report is as follows: Patient, female, 83 years old, single, teacher. April 24, 1978 due to fever one day cough week treatment. Patients self-proclaimed general health. Physical examination: height 154cm, weight 44kg, pharyngeal wall congestion, face, mouth, limbs, no abnormalities. Hearing, the language is normal. Chest auscultation normal breath sounds, heart rate 90 / min, can be heard Ⅱ ° systolic murmur. ECG examination: sinus rhythm. Laboratory: WBC 11000 / mm ~ 3. Category: 81% of neutrophils, lymphocytes 18%, monocytes 1%, erythrocyte sedimentation rate normal. Urine routine (a). X-ray chest X-ray findings: In addition to lung tip, the lungs are abnormal