颅内神经胶质细胞瘤向脊髓蛛网膜下腔种植并非少见,但确诊的脊髓胶质细胞瘤向颅内蛛网膜下腔或脑实质的种植却很罕见,本病例说明了这种罕见情况。患者45岁男性,主诉背痛、进行性双下肢无力六周,继之住院,检查发现双下肢无力,反射消失,鞍区麻木,肛门松弛。脊髓造影示胸12完全阻塞。 It is not uncommon for intracranial gliomas to be implanted into the spinal subarachnoid space. However, it is very rare for confirmed glioblastomas to be implanted in the subarachnoid space or brain parenchyma. This case illustrates this rare condition. A 45-year-old male patient complained of back pain and progressive weakness of the lower extremities for six weeks. He was subsequently hospitalized and was found to have weakness in both lower extremities, loss of reflexes, numbness in the saddle area, and relaxation of the anus. Myelography showed complete obstruction of the chest 12 .