PMC5991274_01
(a) Juvenile polyp histology predominantly composed of granulation tissue (H and E, x40). (b) Osseous metaplasia (arrow) in polyp stroma
ABR-7-78-g001.jpg
PMC5991274_01_ABR-7-78-g001.jpg
F1
On microscopic examination, sections showed a polypoid colonic mucosa which was ulcerated, with granulation tissue, edema, and a mixed inflammatory cell infiltrate, bony trabeculae in lamina propria, which were surrounded by osteoblastic cells, was encountered also [Figure 1a and b].