title: Endodontics or root canal therapy.
abstract: This article discusses the diagnosis and treatment of pulp involved teeth. There are still some patients and some older physicians who associate certain systemic diseases with dead teeth. For this reason, the subject of focal infection is considered first. As many patients with facial pain or dental infection present first to their  physician, it is important for the medical practitioner to understand the cause and its treatment. Finally, brief reference is made to the treatment of teeth injured as a result of trauma with special emphasis on first aid where permanent teeth have become dislodged.
mesh_terms: D003788:Dental Pulp Diseases / Q000175:diagnosis; D003791:Dental Pulp Test; D003829:Denture, Partial; D004322:Drainage; D006801:Humans; D010406:Penicillins / Q000008:administration & dosage / Q000627:therapeutic use; D010482:Periapical Abscess / Q000188:drug therapy / Q000209:etiology / Q000601:surgery; D011671:Pulpitis / Q000175:diagnosis; D012390:Root Canal Therapy; D018805:Sepsis / Q000209:etiology; D014084:Tooth Avulsion; D014081:Tooth Extraction; D014082:Tooth Fractures / Q000601:surgery; D014090:Tooth Replantation; D014092:Tooth Root / Q000293:injuries / Q000601:surgery
chemical_list: D010406:Penicillins