中耳恶性肿瘤少见,对15例中耳恶性肿瘤病人进行了回顾性研究。15例中13例为鳞状细胞癌,男8例,女5例,年龄42～77岁。13例中11例有长期慢性中耳炎病史。5例以往经手术的病人,术前肿瘤已破坏颞骨岩部,4例侵犯到颅内,5例皆全聋,3例有周围性面瘫和骨质破坏,2例剧烈耳痛,术前无一例诊断或怀疑肿瘤,均在手术中取活检才明确诊断,2例入院时病情危重未经治疗死亡,3例行放疗,均于入院后第二年死亡。以前未经手术8例病人鼓室或外耳道有肉芽,3例周围性面瘫和骨质破坏的病人,术前诊断为慢性化脓性中 Malignant tumors in the middle ear are rare, and retrospective studies were performed on 15 patients with malignant tumors in the middle ear. Of the 15 patients, 13 were squamous cell carcinomas, 8 males and 5 females, aged 42-77 years. Of the 13 patients, 11 had a long history of chronic otitis media. In 5 patients who had undergone surgery in the past, preoperative tumors had destroyed the tibia and fibula, 4 cases had invaded the skull, 5 cases were completely paralyzed, 3 cases had peripheral facial paralysis and bone destruction, and 2 cases had severe earache. There was no case before surgery. Diagnosed or suspected tumors were diagnosed with biopsy during surgery. Two patients were critically ill without treatment during hospitalization. Three patients received radiotherapy and all died in the second year after admission. 8 cases of patients without surgery in front of the tympanum or external ear canal granulation, 3 cases of peripheral facial paralysis and bone destruction in patients with preoperative diagnosis of chronic suppurative