眼眶间叶性软骨肉瘤为来源于有成软骨潜能的原始间叶组织的恶性肿瘤。此瘤病程缓慢，对放疗及化疗不敏感，手术切除后复发率较高，常转移至骨、肺、肝、脑等重要器官而死亡［１］。国内外少有报导，查阅国内文献，除１９８３年易玉珍等报导２例外尚未见报导［２］。我院收... Orbital mesenchymal chondrosarcoma is a malignant tumor derived from primitive mesenchymal tissue that has the potential to become a cartilage. This tumor has a slow course and is insensitive to radiotherapy and chemotherapy. It has a high recurrence rate after surgical resection and frequently dies to important organs such as bone, lung, liver and brain [1]. Few reports at home and abroad, access to domestic literature, in addition to the 1983 report by Yi Yuzhen and other two cases have not been reported [2]. Our hospital receives ...