近年来 ,随着 CT技术的飞速发展 ,颅内肿瘤术后的 CT随访 ,已成为判断手术效果、指导放疗、观察放疗疗效的一项重要手段 ,愈来愈受到人们的重视 [1～ 3 ]。本文收集 1994～ 1999年在我院诊治的 5 5例资料完整的颅内胶质细胞瘤术后残留的病例 ,着重对术后残留灶的 CT判断与鉴别 In recent years, with the rapid development of CT technology, CT follow-up of intracranial tumors has become an important measure to judge the effect of surgery, guide the radiotherapy, and observe the effect of radiotherapy. More and more people have taken it seriously [1-3] . This article collected from 1994 to 1999 in our hospital for diagnosis and treatment of 55 cases of intact intracranial glioma after residual cases, focusing on postoperative residual lesions of the CT to determine and identify