中枢神经系统的恶性间叶性肿瘤极罕见。1981～1985年我们收治3例。经手术及病理证实,原发于颅内及椎管内神经组织,现结合文献报道,就其临床表现、病理特征及治疗情况等介绍如下: 例1 女,25岁,因头痛5月、视物模糊3月于1981年11月30日入院。发病前常无明确诱因感头痛,以左颞为著。约2月后逐渐视物模糊,左眼尤甚。偶于剧烈头痛时呕吐。检查:双眼视力约20 Malignant mesenchymal tumors of the central nervous system are extremely rare. From 1981 to 1985, we treated 3 patients. Surgical and pathological confirmed, primary in the brain and spinal nerve tissue, are now combined with the literature, its clinical manifestations, pathological features and treatment, etc. are as follows: Example 1 Female, 25 years old, due to headache May, depending on Obstacle March was admitted to hospital on November 30, 1981. Often there is no clear cause before the onset of flu headache, to the left temporal. After about 2 months gradually blurred vision, the left eye is even more. Even vomiting in severe headache. Check: binocular vision of about 20