45岁女性,车祸头部受伤,伤后即昏迷,1小时后入院时中度昏迷,右侧瞳孔散大,光反射消失,左上下肢病理征阳性。采取检查为() ["A.X线颅片","脑电图","脑血管造影","CT","ECT"]
关于碘,不正确的是() ["大剂量碘抑制甲状腺激素合成","大剂量碘可治疗单纯性甲状腺肿","大剂量碘抗甲状腺作用快而强","小剂量碘参与甲状腺激素合成","长期大量应用可诱发甲亢"]
护士在与病人进行语言交流中,下列哪项是错误的() ["全神贯注","认真倾听","适当反馈","观察反应","真诚,不隐瞒病情"]
男婴,孕40周,自然分娩,出生体重3kg,娩出时Ap-gar评分4分,抢救10分钟后评9分。生后2小时出现凝视、哭声单调,继而全身抽搐,肌张力偏高,为控制惊厥,应首先采用() ["肌注呋塞米(速尿)3mg","肌注地塞米松15mg","20%甘露醇10ml静脉推注","苯巴比妥钠60mg15~30分钟内静滴","肌注维生素K11mg"]
患者,男,55岁,右睑下垂1年,四肢无力6个月,呼吸困难3天。四肢无力具有晨轻暮重的特点。无复视,无吞咽困难及构音障碍。3天前因上呼吸道感染出现呼吸费力。既往有高血压病史5年,糖尿病史2年。查体:呼吸频率35次/分,呼吸表浅,口唇略发绀,右侧睑裂小,四肢肌力四级,疲劳试验阳性,余神经系统查体未见明显异常。胸部CT显示胸腺增生。肌电图提示右腋神经低频重复电刺激波幅递减。血气分析显示,pH7.30,Osat85%,PCO268mmHg,PO255mmHg。该患者诊断应考虑() ["A.MGⅠ型","MGⅡa型","MGⅡb型","MGⅢ型","MGⅣ型"]
胸痛的病因