At high magnification, the numerous eosinophils are prominent from their brightred cytoplasmic granules in this case of bronchial asthma. There are two major clinical forms of asthma that can overlap.

• 支气管哮喘的高倍镜下,可见大量的嗜酸性粒细胞即胞浆内有发亮的嗜酸性颗粒。有两个主要原因引起哮喘。