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ã€æ‘˜è¦ã€‘目的:探讨脑毛细胞型星形细胞瘤的MRI的影åƒç‰¹å¾ã€‚ 方法:回顾性分æž13ä¾‹ç»æ‰‹æœ¯ç—…ç†è¯å®žçš„æ¯›ç»†èƒžåž‹æ˜Ÿå½¢ç»†èƒžç˜¤çš„MRI表现。结果:13例ä¸ï¼Œ10例å‘生于20å²ä»¥ä¸‹é’å°‘å¹´ï¼›å°è„‘蚓部6例,å°è„‘åŠçƒ4例,第三脑室ã€è„‘å¹²ã€æž•å¶å„1例。肿瘤呈类圆形,囊实型11例,实质型2例.肿瘤实质部分T1WIå‘ˆç‰æˆ–ç¨ä½Žä¿¡å·ï¼ŒT2WIå‘ˆç‰æˆ–高信å·ï¼Œä½ŽäºŽè„‘脊液;囊性部分T2WI呈高信å·ï¼Œé«˜äºŽè„‘脊液。增强扫æï¼Œå®žè´¨æ€§éƒ¨åˆ†è§å¼ºåŒ–,囊å£å¼ºåŒ–或ä¸å¼ºåŒ–。11ä¾‹ç˜¤å‘¨æ— æ˜Žæ˜¾æ°´è‚¿ï¼Œ2例瘤周轻度水肿。结论:毛细胞型星形细胞瘤多å‘生于é’少年,影åƒè¡¨çŽ°å…·æœ‰ä¸€å®šçš„ç‰¹å¾æ€§ï¼Œç»“åˆä¸´åºŠè¡¨çŽ°ï¼Œå¯ä»¥æé«˜æœ¯å‰è¯Šæ–æ£ç¡®çŽ‡ã€‚
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ã€Abstract】Objective To explore MRI imaging characteristics of intracranial pilocytic astrocytom. Method MR imaging data of 13 pilocytic astrocytomas proved by surgery and pathology were retrospectively analyzed. Result 10 Of 13 cases, occurred in adolescent under 20 years old. Six of them located in the vemis of cerebellum,four in the cerebellar hemisphere,one in the third ventricle ,one in brain stem and in occipital lobe respectively ......
http://www.100md.com/html/paper/1004-5511/2011/03/374.htm
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