药物过敏性休克近年来发病率有所增加。尤其以青霉素引起的过敏性休克更为常见。 过敏性休克是由于人体对某些药物或生物制品产生速发型过敏反应,引起周围血管扩张,产生血容量相对不足,再加以肺部及喉头水肿,支气管痉挛等所致的呼吸困难,使胸内压力增高,因而导致回心血量减少,排血量降低,尿量减少等病理性变化,发病迅速,急需抢救治疗。 Drug allergic shock incidence in recent years has increased. In particular, allergic shock caused by penicillin is more common. Anaphylactic shock is due to the body of some drugs or biological products to produce immediate-onset allergic reactions, causing peripheral vasodilatation, resulting in relatively insufficient blood volume, coupled with pulmonary and laryngeal edema, bronchial spasm caused by breathing difficulties, so that the thoracic Increased pressure, resulting in reduced blood flow back to the amount of reduced blood output, reduced urine output and other pathological changes, the rapid onset of urgent need for emergency treatment.