[名词解释] 盲人

鼻咽癌病人CT显示咽旁间隙向哪个方向移位() ["A．向内","B．向外","C．向前","D．向后","E．向下"] 真性动脉瘤 单眼低视力 椎－基底动脉沿途发出脊髓动脉、小脑后下动脉、小脑前下动脉、迷路动脉、脑桥动脉、小脑上动脉，供应脊髓颈段、迷路、脑干、小脑等。 眶内海绵状血管瘤最有特征性的CT表现是() ["A．肿瘤位于眼肌圆锥内","B．肿瘤内致密结节影","C．肿瘤增强明显","D．肿瘤增强早期呈不均匀增强","E．肿瘤与眼球相邻"] 盲人