一例切下的有较宽基底的骨软骨瘤，但仍然由带软骨帽的多孔骨组成。
骨软骨瘤:肉眼和X线对比图 肉眼(一) (二) 显微镜
This is an example of an excised osteochondroma that has a broader base, but still consists of cancellous bone capped by cartilage.
