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1·Results: 8 cases located in cerebellar hemisphere, 5 cases in vermis, 10 cases in fourth ventricle.

结果：肿瘤位于小脑半球8例，小脑蚓部5例，第四脑室10例。

2·Materials and Methods: The ct features of 70 cases with Cerebellar hemisphere tumors surgically and pathologically proved were retrospectively analysed.

材料与方法：对70例经手术及病理证实的小脑半球肿瘤CT表现进行回顾性分析总结。

3·There is cross-filling of the right vertebral artery and multiple nodular areas of tumor blush (arrows) are seen in the cerebellum, especially in the right cerebellar hemisphere.

右椎动脉交叉充盈，小脑多个结节样肿瘤染色，尤其是在右侧小脑半球。

4·Others, Pons infarction in 5 cases, cerebellar infarction in 3 cases, cerebral hemisphere or base ganglion infarction in 8 cases, and leukoencephalopathy in 6 cases.

其它改变，伴桥脑梗塞5例，小脑梗塞3例，大脑半球及底节梗塞8例，额顶叶脑白质脱髓鞘病变6例。

5·Result (1)The gastrin in cerebellar stroke patients was significantly higher than that in patients with cerebral hemisphere nonthalamus area stroke.

结果（1）小脑中风患者血清胃泌素值明显高于大脑半球非丘脑区中风患者；