Percutaneous Radiofrequency Ablation through a Subtalar Approach in Osteoid Osteoma of the Calcaneus

The occurrence of osteoid osteomas of the foot is rare and their treatment has usually been surgical.A 13 yearold male with a subchondral osteoid osteoma in the right calcaneus was treated with percutaneous radiofrequency ablation using a simple subtalar approach.Two years later there was no evidence of recurrence and he remains free of pain with normal function.