并非所有的脑肿瘤是一样的，即使他们从同一类型的脑组织出现。
Not all brain tumors are alike, even if they arise from the same type of brain tissue.
目的研究胶质纤维酸性蛋白（GFAP）在淀粉样脑血管病（CAA）患者脑组织的表达。
Objective To investigate the expression of glial fibrillary acidic protein(GFAP) in brains of patients with cerebral amyloid angiopathy(CAA) related to hemorrhage.
同时也多多注意脑组织中的小血管，看是否存在小血管壁的淀粉样变性。
Also do pay attention to small blood vessels in cortex and see if there is any features of cerebral amyloid angiopathy.
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