A case report on non surgical management of rarely found maxillary first molar with four roots

Endodontic mishaps are very unfortunate and most of the time iatrogenic Causes include inadequate knowledge of radicular morphology and some are due to the negligence of the dental surgeon. Maxillary first molar having three roots and three distinct canals is normal anatomical finding but presence of fourth root with a patent root canal is rare phenomenon to found in routine endodontic practice. Present case report discusses successful non surgical root canal treatment of maxillary first molar with a exceptional root canal anatomy of four separated roots. Invariably maxillary first molar has most complicated root canal anatomy. Most commonly found variation in maxillary molar are presence of two canals i.e.MB1 AND MB2 in mesiobuccal root and accessory canals in the area of furcation. Extra root or fourth root is a rare finding and least documented. This case report explains the successful root canal treatment of first maxillary molar with four distinct roots and four canals. Access cavity modified according to root canal anatomy, cleaning and shaping done with rotary instruments and obturation done with the help of calcium hydroxide based sealer.