恶性黑色素瘤发生于外耳者极少,现将我科收治一例报告如下。患者、女性、42岁,因右外耳道口肿块逐渐长大伴疼痛2年,于1979年8月20日入院。 2年前患者常感右外耳道口发痒,触摸到一米粒大小之硬结,未予重视。此后右耳道口 Malignant melanoma occurs very rarely in the external ear and is now reported as a case in our department. The patient, female, and 42 years old, were admitted to hospital on August 20, 1979 because of a gradual enlargement of the mass of the right external auditory canal with pain for 2 years. Two years ago, the patient often felt itching in the right external auditory meatus, and touched a grain-size induration and did not pay attention. Right ear passage