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经皮肤穿刺外吸活检已广泛用于周围性肺癌的诊断。本文报告我们对47例经胸片或CT显示有肺内病灶并伴有浅表淋巴结肿大或皮下结节患者使用经皮肤穿刺针吸活检（PNAB）的诊断结果。1临床资料与方法47例患者中男性36例，女性11例，年龄24～72岁，平均55±12．8岁。首诊症状中咳嗽
Skin biopsy has been widely used in the diagnosis of peripheral lung cancer. This article reports the results of a transcutaneous needle aspiration biopsy (PNAB) in 47 patients with transthoracic or CT findings of pulmonary lesions with superficial lymph node enlargement or subcutaneous nodules. 1 Clinical data and methods Among the 47 patients, 36 were males and 11 were females, aged 24-72 years with an average of 55±12.8 years. Cough in the first consultation