Radiofrequency ablation, sometimes referred to as RFA, is a minimally invasive treatment for cancer. It is an image-guided technique that heats and destroys cancer cells.
A radiofrequency neurotomy is a type of injection procedure used to treat facet joint pain or sacroiliac joint pain caused by arthritis or other degenerative changes, or from an injury.
Facet joints - pairs of small joints that are situated at each vertebral level in the back of the spine. Each facet joint is connected to 2 medial branch nerves that carry signals (including pain signals) away from the spine to the brain.