成人呼吸窘迫综合征(Adult respiratory distressSyndrome,简称 ARDS)是休克、创伤、感染等多种重症并发的一种特殊类型的外周型呼吸功能衰竭。有共同的病理和临床特点,以急性发作的呼吸迫促、呼吸频率快、顽固的低氧血症、肺顺应性减低、一般氧疗难以纠正为其特点。 Adult respiratory distress syndrome (ARDS) is a special type of peripheral respiratory failure characterized by severe complications such as shock, trauma and infection. There are common pathological and clinical features, acute onset of respiratory urgency, rapid respiratory rate, stubborn hypoxemia, reduced lung compliance, the general oxygen therapy is difficult to correct its characteristics.