Seven canals in a lower first molar.
This case report examines a mandibular first molar retreatment in which seven canals were cleaned, shaped, and filled/refilled, thus leading to resolution. This report points out the importance of looking for additional canals and an unusual canal morphology associated with a mandibular first molar.
Reeh
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D000328:Adult; D003786:Dental Pulp Cavity / Q000033:anatomy & histology*; D017823:Furcation Defects / Q000628:therapy; D006801:Humans; D008297:Male; D008334:Mandible; D008963:Molar / Q000033:anatomy & histology*; D010483:Periapical Diseases / Q000628:therapy; D019233:Retreatment; D012390:Root Canal Therapy; D014092:Tooth Root / Q000033:anatomy & histology*