Root canal therapy is administered to teeth which have infected pulp tissue. The infection is often asymptomatic and can be detected from an X-ray image. A dentist specialised in root canal therapy, Ulla Palotie, explains the treatment in a video:
The need for root canal therapy is assessed and diagnosed at the clinic. If necessary, a treatment plan for root canal therapy is created and an x-ray imaging is performed.
When you suspect an infection in the pulp tissue.