Persistent pain in the area around a single tooth may indicate that it is extremely infected or decayed. The good news is Tucson, AZ, dentist Sharad Pandhi, D.D.S., at Smile Perfection can often relieve discomfort quickly with a root canal treatment, saving a tooth that is severely damaged. Though the term “root canal” has a notorious association with pain, with all of the advances in the field of dental care and pain management, receiving a root canal treatment is now a comfortable and efficient way to preserve and restore your oral health.