肢体挤压综合征是指人的肢体受到重物如房屋倒塌、矿山塌方或大量土方石块压砸掩埋后出现的全身性变化,主要表现为休克和肾功能衰竭。病情严重,死亡率高,应及时急救处理。一、病理变化(一)局部变化:肢体受挤压后,由于毛细血管破裂、阻塞、通透性增加,有不同程度的出血及血浆渗出,血液中部分血红细胞破裂,大量的水份、电解贡和蛋白流失,聚集在细胞间隙,使伤部组织肿胀,而局部组织缺血坏死。细胞内成分、钾离子和其它酸 Extremity crush syndrome refers to the body of the body by heavy objects such as houses collapsed, collapse of the mine or a large number of earth-rock crushed buried buried after systemic changes, mainly as shock and renal failure. Serious illness, high mortality, emergency treatment should be promptly treated. First, the pathological changes (a) local changes: extremities squeezed, due to capillaries rupture, obstruction, increased permeability, with varying degrees of bleeding and plasma exudation, blood red blood cells in some rupture, a lot of water, Electrolysis tribute and protein loss, gathered in the cell gap, swelling of the wound tissue, and local tissue necrosis. Intracellular ingredients, potassium ions and other acids