肺母细胞瘤(enbryoma)为一极为少见的肿瘤,过去归其入肺胚胎性癌肉瘤,曾一度被认定为高恶性度肿瘤,现不仅名称上有所改动——改称肺胚瘤,而其预后及病程可有良性过程,现将我院遇到的1例介绍如下。1;病例介绍 患者,男性,63岁,于15天前无明显诱因出现咳嗽、咯痰,而来我院体检。胸透发现:左肺门处块影,CT查:左肺下叶背段肿块,密度均匀,边界清。病人发病后无血痰。乏力,无盗汗史,饮食及二便正常,即往病人体健,仅于四十年前做过上颌窦炎引流术,而咳嗽、咯痰,冬季加重也有四十余年,临床诊断:左肺下叶肺癌,鉴别诊断:周围型肺癌,但不排除炎性包块。术中见肿瘤 Enbryoma is an extremely rare tumor. It was previously classified as an embryonic carcinosarcoma. It was once identified as a high-grade malignant tumor. Now it has not only changed its name - it is called a lung tumor, and its The prognosis and course of the disease may have a benign process. Now, one case encountered in our hospital is introduced as follows. 1; Case Introduction Patients, male, 63 years old, had no obvious incentive to cough or expectoration 15 days ago, and came to our hospital for physical examination. Chest found: left hilar block shadow, CT check: left lower lobe tumor mass, uniform density, border clear. There was no blood in the patient after onset. Weakness, no history of night sweats, normal diet and diet, that is, to the patient’s physical health, only 40 years ago had done maxillary sinus drainage, and cough, expectoration, winter exacerbation has more than 40 years, clinical diagnosis: left Lower lung cancer, differential diagnosis: peripheral lung cancer, but does not rule out inflammatory masses. See tumor during surgery