Here are two pulmonary granulomas. Granulomatous inflammation typically consists of epithelioid macrophages, giant cells,lymphocytes, plasma cells, and fibroblasts. There may be some neutrophils.

• 图示两个肺部肉芽肿，典型的肉芽肿性炎由类上皮细胞，巨细胞，淋巴细胞，浆细胞和纤维母细胞组成，还可能有中性粒细胞。