Scientists sometimes compare the periosteum of bones to the cambium layer of trees. Just as trees repair themselves and grow in harsh environments, so can your bones. The periosteum helps bone growth.

A 12-year-old boy presented to the oncology clinic with Ewing sarcoma of the ulna. The patient had a wide resection of the ulnar diaphysis, and we harvested his ipsilateral fibula as an autologous ...