引起急性会厌炎的主要病因是() ["A．细菌感染","B．变态反应","C．创伤","D．吸入有害气体","E．病毒感染"]
急性会厌炎的治疗下列不正确的描述是() ["A．全身应用足量抗生素和糖皮质激素","B．呼吸困难明显者应行气管切开","C．给予糖皮质激素雾化吸入","D．会厌脓肿形成者需切开排脓","E．进食困难者静脉补液支持治疗"]
临床上急性喉炎的主要症状是() ["A．声嘶","B．咳嗽","C．咯痰","D．喉痛","E．喉喘鸣"]
一旦确诊为小儿急性喉炎。应立即采取的治疗措施为() ["A．气管切开","B．应用抗生素和糖皮质激素","C．镇静、吸氧、补充液体","D．密切观察病情变化","E．吸氧、气管切开"]
小儿急性喉气管支气管炎的好发季节是() ["A．春季","B．夏季","C．秋季","D．冬季","E．夏末秋初"]
在质量控制中，如何判断失控?
