一、应激性溃疡的发病机理烧伤后应激性溃疡是指大面积严重烧伤后上胃肠道出现的一种特殊应激反应,其可使胃、十二指肠出现不同程度的粘膜异常(粘膜下出血、糜烂溃疡),表现在胃、十二指肠的急性溃疡叫应激性溃疡。由于该溃疡可能出血,甚或穿孔,故临床上必须引起高度重视。关于烧伤后应激性溃疡的发病机理,目前尚不清楚。应激学说认为,其可发生于各种类型的危重 First, the pathogenesis of stress ulcer Stress ulcer after burn refers to a large area of ​​severe upper gastrointestinal tract after a special stress reaction, which can make the stomach, duodenal mucosal abnormalities to varying degrees (Submucosal hemorrhage, erosion ulcer), manifested in the stomach, acute ulcer called duodenal stress ulcer. As the ulcer may hemorrhage, or even perforation, so must pay close attention to the clinical. About the pathogenesis of post-burn stress ulcer, it is not yet clear. Stress theory believes that it can occur in all types of critically ill