图示：两个肺部肉芽肿。典型的肉芽肿由上皮样细胞、巨细胞、淋巴细胞、浆细胞和成纤维细胞组成，也可以有一定量的中性粒细胞。
Here are two pulmonary granulomas. Granulomatous inflammation typically consists of epithelioid macrophages, giant cells, lymphocytes, plasma cells, and fibroblasts. There may be some neutrophils.