软骨肉瘤是由肉瘤性软骨母细胞及软骨基质构成的恶性肿瘤。发生于鼻腔鼻窦者极少。Grag等(1977)从世界文献上找到四例,加作者自己在伦敦发现一例右鼻腔鼻窦软骨肉瘤共五例。综国内耳鼻咽喉肿瘤报道中发现软骨肉瘤五例。并单独报道过八例。我院1986年收治一例筛额上颌窦软骨肉瘤,现报道如下: 王某,男。43岁。住院号86—1507。因发现右眼眶肿 Chondrosarcoma is a malignant tumor composed of sarcomatotic chondroblasts and cartilage matrix. Occurred rarely in the nasal sinuses. Grag et al. (1977) found four cases from the world literature, plus the author himself found a case of a right nasal sinus chondrosarcoma in London in five cases. Comprehensive domestic otolaryngeal tumor reports found chondrosarcoma in five cases. Eight cases were reported separately. Our hospital received a case of ethmoidal sinus chondrosarcoma in 1986 and is reported as follows: Wang, male. 43 years old. Hospital number 86-1507. Due to the discovery of right eye swelling