Disseminated intravascular coagulation ( DIC) is a complex process in which a pathologic activation of the coagulation cascade results in excessive consumption of coagulation factors and paradoxical hemorrhagic diathesis. 播散性血管内凝血(DIC)是一种严重的获得性出凝血障碍,主要是因为病理性激活凝血级联反应导致凝血因子大量消耗而出现矛盾性的出血倾向。