图示：外周血嗜中性粒细胞
急性炎症时炎细胞往往增多。在外周血中可以见到明显白细胞增多。
Acute inflammation is marked by an increase in inflammatory cells. Perhaps the simplest indicator of acute inflammation is an increase in the white blood cell count in the peripheal blood, here marked by an increase in segmented neutrophils (PMN's).