22.At medium power magnification, numerous neutrophils fill the alveoli in this case of acute bronchopneumonia in a patient with a high fever. Note the dilated capillaries in the alveolar walls from vasodilation with the acute inflammatory process.

22. 本例为一伴高热的急性小叶性肺炎患者。镜下见大量中性粒细胞填充肺泡腔，肺泡壁毛细血管扩张表明急性炎症的舒血管过程。