图示：嗜中性粒细胞经变形运动通过血管壁基膜并渗出到血管外。称为炎细胞渗出。
As in the preceding diagram, here PMN's that are marginated along the dilated venule wall (arrow) are squeezing through the basement membrane (the process of diapedesis) and spilling out into extravascular space.