[Aggressive osteoblastoma of the carpal scaphoid bone].

We report a case of aggressive osteoblastoma of the scaphoid bone and discuss the features of this tumor. The few reported cases emphazise the rarity of osteoblastoma in hand and wrist localizations. Pathological examination is mandatory before treatment due to lack of distinctive clinical and radiological features. In our case, the rapidiy aggressive progression, similar to a malignant tumor, required radical treatment with scaphoïdectomy.