低颅压可见于以下哪些情况() ["A．颅内感染","B．脑瘤","C．脱水","D．低血压性休克","E．脑脊液漏"] 男，17岁，高热5天伴纳差3天就诊，当天查血压105/75mmHg，左趾甲沟部破溃流脓，左侧小腿肿胀，皮肤发红不明显，白细胞计数20×1O/L，中性粒细胞为0.85。 如未经血细菌培养证实以上判断，根据经验应首选的抗菌药物是() ["A．丁胺卡那霉素","B．羧苄西林","C．红霉素","D．万古霉素","E．甲硝唑"] 男，17岁，高热5天伴纳差3天就诊，当天查血压105/75mmHg，左趾甲沟部破溃流脓，左侧小腿肿胀，皮肤发红不明显，白细胞计数20×1O/L，中性粒细胞为0.85。 此时，最可能的致病微生物是() ["A．病毒","B．真菌","C．革兰染色阴性杆菌","D．厌氧菌","E．耐药革兰染色阳性细菌"] 外周温度是由以下哪些部位测量的() ["A．腋下","B．鼻咽","C．口腔","D．食管","E．直肠"] 漂浮导管直接监测的指标包括() ["A．PAP","B．RAP","C．CI","D．PAWP","E．以上都不是"] 男，17岁，高热5天伴纳差3天就诊，当天查血压105/75mmHg，左趾甲沟部破溃流脓，左侧小腿肿胀，皮肤发红不明显，白细胞计数20×1O/L，中性粒细胞为0.85。 经处理3天后病人高热不退，且血压和血小板计数下降，此时病人可能合并有()