显微镜下，肺错构瘤主要由良性软骨(右侧)构成，它与间质混在一起，左边是散在的支气管腺体。错构瘤是发生于器官的肿块，由所在部位的正常组织成分构成，但形成了不规则肿块。
The pulmonary hamartoma is seen microscopically to be composed mostly of benign cartilage on the right that is jumbled with a fibrovascular stroma and scattered bronchial glands on the left. A hamartoma is a neoplasm in an organ that is composed of tissue elements normally found at that site, but growing in a haphazard mass.
