The authors report a case of osteochondritis dissecans of the trapezium in
a 10 year old boy.
The main symptom was pain. X-Rays showed osteosclerosis and diminished volu
me of the trapezium. Magnetic resonance imaging confirmed the diagnosis.
At six months, the patient was almost asymptomatic and at one year, X-Rays
and the MRI were judged normal.
This localisation has never been reported before. The treatment was conserv
ative. Remission was complete.