Radiofrequency Ablation of Osteoid Osteoma: Difficult-to-Reach Places.

Osteoid osteomas are small painful benign bone tumors that can be effectively treated by radiofrequency ablation (RFA) in most situations. This article briefly reviews the typical imaging findings of osteoid osteomas and the RFA technique used to treat them at our institution. It concludes with several examples of osteoid osteomas in difficult-to-reach places and the approaches used to access and treat them.