男性,75岁,腹胀腹痛数日入院。HR106次/分,BP100/55mmHg;血气分析:PO278mmHg,PCO248mmHg,HCO19mmol/L,pH7.20;血常规检查:WBC12×109/L,Hb80g/L;诊断为嵌顿疝引起的肠梗阻。拟在硬膜外麻醉下手术,硬膜外麻醉穿刺置管顺利,回抽无血和脑脊液后注入2%利多卡因5ml。麻醉平面出现后给2%利多卡因20ml。5min后患者出现嗜睡,HR53次/分,R9次/分,BP85/40mmHg,SPO285%。处理措施不当的是() ["A.立即停止使用局麻药","咪哒唑仑(咪唑安定)5mg","麻黄碱(麻黄素)10mg","开放气道给氧","加快输液速度"]
下列哪种激素可促进远曲小管和集合管重吸收Na+() ["肾素","血管紧张素","醛固酮","血管升压素","心钠素"]
目前检查半月板损伤的方法中,准确性最高的是() ["X线平片","关节空气造影","CT","MRI","关节镜检查"]
下列药物不能随尿排除的是() ["脂溶性药物","甘露醇","水溶性药物","蛋白结合率较高的药物","游离型药物"]
患者,刘某,女,36岁。右侧头痛反复发作已7年,疼痛加剧2个半月,平素性情急躁。来诊前右颞部剧烈搏动疼痛,痛连后项,伴呕吐,面红目赤,口干口苦,舌红,苔黄,脉弦本病如果兼见腰膝酸软,神疲乏力,耳鸣少寐等肾阴亏虚,水不涵木时,宜用() ["A.杞菊地黄丸","大补元煎","右归丸","金匮肾气丸","以上都不对"]
胸痛案例:简要病史:患者,男性,68岁,1个半月来间断左侧前胸痛。