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Definition

A congenital disorder of osteogenesis characterized by non-neoplastic, radiolucent lesions that affect the cortical bone immediately under the periosteum. It usually manifests as a painless swelling or anterior bowing of the long bones, most commonly the tibia and fibula.

Acronym

OSFD

Synonyms

Bowing of tibia with pseudarthrosis and pectus excavatum
OFD