Vascular stasis: slowing of the blood in the bloodstream with vasodilation and fluid exudation to allow chemical mediators and inflammatory cells to collect and respond to the stimulus.

• 血流淤滞:由于血管扩张、炎症渗出,使血流变慢,这有利于炎症介质和炎细胞聚集引起炎症刺激。