Authors: Ipsita Pathak, Nazia Ali, Praveen Singh Samant, Raju Chauhan
Mandibular molars exhibit variations in its internal anatomy; one among those is the presence of an extra canal in the mesial root called as middle mesial (MM) canal. Variation in the number of roots and canal morphology is not scarce. Presence of an additional root when found disto-lingually called as Radix entomolaris. This case report describes the treatment of chronic apical periodontitis with unusual morphology of mandibular first molars in 34 years old male patient. The treatment strategy included root canal therapy without the aid of any magnification devices. Keywords: Anatomical variation, Radix entomolaris, Permanent mandibular first molar, Middle mesial canal, Root canal therapy.
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