少数肺癌患者.可伴有肺外症状,以骨、关节病变和内分泌紊乱引起的综合征较为常见,本例以过敏性紫癜为首发症状,特报告如下:患者男,50岁。于1987年6月上旬偶见四肢皮肤淤斑,一周后将有咳嗽,微热,在当地医院照胸片未见异常。至7月17日因四肢淤斑增加,咯血痰而来本院门诊就诊,胸片右中肺可见片状阴影,拟诊(1)过敏性紫癜;(2)肺炎而入院。体重:四肢皮肤可见散在性淤斑,多融合成 A small number of patients with lung cancer may be associated with extrapulmonary symptoms, bone, joint disease and endocrine disorders caused by the syndrome is more common in this case of allergic purpura as the first symptom, the special report is as follows: The patient male, 50 years old. Occasionally in early June 1987 occasional skin ecchymosis, a week after there will be cough, fever, no abnormalities in the local hospital according to chest radiograph. To July 17 due to increased extremities ecchymosis, hemoptysis sputum hospital outpatient treatment, chest X-ray can see the shadow of the right flank, to be diagnosed (1) allergic purpura; (2) pneumonia and admission. Weight: visible scattered limbs ecchymosis, multi-fusion