有关三叉神经痛,下列何者为非? 1)主要以病史来诊断 2) Phenytion或carbamazepine的疗效与血液浓度无关 3) Microvascular decompression手术时,约有5%病人没有血管压迫三叉神经 4) Microvascular decompression的长期疗效约为80% Ans: 3 Which of the following descriptions is correct for radiosurgery of brain tumors? 1) Benign tumors usually regress rapidly within one month 2) Malignant tumors may increase in volume initially,then gradually regress 3) High-dose radiation is suitable for benign tumors,while low-dose radiation is suitable for malignant tumors 4) Multiple metastatic tumors are suitable for radiosurgery Ans: 4 可用以治疗疼痛的立体定位神经外科手术,下列何者为非? 1) Pallidotomy 2) Pulvinarotomy 3) Mesencephalotomy 4) Thalamotomy Ans: 1 根据Spetzler及Martin对AVM的分类,今有一4公分大的AVM,位於motor cortex上,仅有 superficial的静脉引流,试问其分数为? 1) 2分 2) 3分 3) 4分 4) 5分 Ans: 2 一糖尿病中年妇女,突然右眼睑下垂、复视、瞳孔放大,来急诊求治,神智清醒,试问下列处 置何者最恰当? 1) 住院马上安排脑部血管摄影 2) 抽血密切注意血糖的变化 3) 住院检验是否有重症肌无力(myasthenia gravis) 4) 安排脑部电脑断层扫瞄,再决定是否要住院 Ans: 1 脑动脉瘤破裂造成蜘蛛膜下腔出血,於4~14天内发生vasospasm,下列何者factor最具影响 力? 1) Hyponatremia 2) Hypovolemia 3) Recurrent SAH 4) Large-volume hemorrhage filling multiple basal cisterns Ans : 4 --

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