AICA--anterior inferior cerebellar artery 前下小脑动脉 PNET--primitive neuroectodermal tumor 原始神经外胚层肿瘤 ..
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核磁共振扫瞄显示前下小脑动脉所支配的中小脑脚，前下小脑及小叶产生梗塞征象。
Magnetic resonance imaging (MRI) on 72-weighted images showed hyperintense lesions in middle cerebellar peduncle, anterior inferior cerebellum, and flocculus corresponding to the distribution of AICA.
结论：熟悉桥小脑区的解剖结构，掌握小脑前下动脉等重要结构的解剖特点有助于在切除听神经瘤的手术中保护面听神经的正常功能。
Conclusions To be familiar with the microanatomy of the cerebellopontine angle and structures in it is important to save the function of cranial nerves VII and VIII in the acoustic neuronal operation.
展神经的滋养动脉主要来自脑桥前外侧穿动脉、小脑下前动脉和脑桥下外侧动脉。
Nutrient arteries of the abducent nerve root mainly came from anterolateral pontine perforating artery, anterior inferior cerebellar artery and inferior lateral pontine artery.
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