Before revision: After this resolves, the periosteum remains thickened, and subperiosteal immature lamellar bone can be seen on biopsy, while the bone marrow spaces contain vascular fibrous tissue.
After revision: After this resolves, the periosteum remains thickened, and subperiosteally immature lamellar bone can be seen on biopsy, while the bone marrow spaces contain vascular fibrous tissue.