脑成血管细胞瘤（Hemangiohlastoma）又称血管网织细胞瘤（Angioreticuloma），其CT表现较易与星影胶质细胞瘤、转移瘤、髓母细胞瘤、桥小脑角的听神经痛的等相混诸。笔者对20例小脑成血管细胞瘤的CT表现进行分析，提出鉴别诊断要点，以提高对本病的诊断准确率。1材料与方法本 Hemangiohlastoma is also known as Angioreticuloma, and its CT manifestations are more likely to be confused with astrocytoma, metastases, medulloblastoma, auditory neuralgia of the bridge cerebellar horn . The author of 20 cases of cerebellar hemangioblastoma CT performance analysis, put forward the differential diagnosis points to improve the diagnostic accuracy of the disease. 1 materials and methods of this