case_images: PMC3970086_01
case_images: OPG showing three rooted bilateral first premolar; mesiodistal root diameter was greater than the mesiodistal width of the crown.
case_images: CRID2014-505676.001.jpg
case_images: PMC3970086_01_CRID2014-505676.001.jpg
case_images: fig1
case_images: The mesiodistal root diameter was greater than the mesiodistal width of the crown (Figure 1).
case_images: CBCT images of 14 and 24.
case_images: CRID2014-505676.002.jpg
case_images: PMC3970086_01_CRID2014-505676.002.jpg
case_images: fig2
case_images: With these findings, a possible anatomical tooth variation was suspected in relation to right and left first premolar region and reconfirmed using Cone-Beam Computed Tomography (Gentex), Figure 2.
case_images: Preoperative and postoperative radiographs of 14 and 24 showing three roots.
case_images: CRID2014-505676.003.jpg
case_images: PMC3970086_01_CRID2014-505676.003.jpg
case_images: fig3
case_images: Similarly, left maxillary first premolar tooth was diagnosed with having three independent roots and root canals and endodontic therapy was performed in the same manner as explained above (Figure 3).