case_images: PMC5863398_01
case_images: Preoperative radiograph
case_images: CCD-9-137-g001.jpg
case_images: PMC5863398_01_CCD-9-137-g001.jpg
case_images: F1
case_images: Preoperative radiograph showed occlusal radiolucency with pulpal involvement and periodontal space widening relative to the mesial and distal roots with an additional distolingual root [Figure 1].
case_images: Working length radiograph
case_images: CCD-9-137-g002.jpg
case_images: PMC5863398_01_CCD-9-137-g002.jpg
case_images: F2
case_images: All the canals were negotiated, and the working length was measured with ROOT ZX MINI (J Morita, Osaka, Japan) and confirmed with radiograph [Figure 2].
case_images: Postoperative radiograph
case_images: CCD-9-137-g003.jpg
case_images: PMC5863398_01_CCD-9-137-g003.jpg
case_images: F3
case_images: The access cavity was restored with CAVIT-G, postobturation radiograph was taken [Figure 3], and the patient was scheduled for full coverage restoration.