肺上沟癌由原发于肺尖的支气管肺癌侵犯肺上沟而得名，是肺癌的特殊类型’"。常以肩背痛、上肢放射性疼痛为首发症状，极易误诊。现将4例误诊的病例报告如下。1临床资料1．1一般资料男3例，年龄均在60岁以上；女1例，38岁。男性均以右胸痛或肩背部疼痛等肺外症状进行性加重为首 Pulmonary epithelial cancer is named after a lung cancer bronchial lung cancer, which is a special type of lung cancer. It is often the first symptom of shoulder and back pain and upper body radiation pain. It is easily misdiagnosed. The cases of misdiagnosis were reported as follows: 1 Clinical data 1.1 General information Males were 3 cases, all of whom were over 60 years old, and 1 was female, 38 years old. Men were all presented with extrapulmonary symptoms such as right chest pain or shoulder and back pain.