Presentation
Pain in the foot.
Patient Data
Age: 40 years
Gender: Male
From the case:
Freiberg disease
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Flattening of the second metatarsal head with subchondral sclerosis. Secondary minimal degenerative changes, the radiographic appearance is in keeping with Freiberg disease.
There is associated osteochondritis dissecans as a result of osteochondrosis.
Case Discussion
Freiberg infraction is an AVN or osteochondrosis of the head of the second or less commonly of the third metatarsal heads. On radiographs, the disease classically appears as flattening of the metatarsal head with subchondral sclerosis. Subchondral fracture, secondary osteoarthritis changes and osteochondritis dissecans can develop over time.
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