患者女,70岁,因右耳廓牛角样新生物3余月而入院。3个月前自觉右耳廓发痒不适,后逐渐长出一肿物,不断增大、变硬、变尖,曾自行用剪刀剪除2次,无效,反而加速新生物生长,最后长成牛角样。即往有糖尿病、肾炎及慢性支气管炎病史,无遗传病史。体格检查:心、肺、腹无异常发现,左耳正 Female, 70 years old, was admitted for more than three months because of the right pinnae horns. 3 months ago, right ear itch discomfort, and gradually grow a mass, increasing, hardened, pointed, had their own scissors cut 2 times, invalid, but to accelerate the growth of new organisms, and finally grow into horns kind. That is to the history of diabetes, nephritis and chronic bronchitis, history of no genetic disease. Physical examination: Heart, lung, abdomen without exception found, left ear is positive