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  Indian J Med Microbiol
 

Figure 2: Mandibular left first premolar. (a) Preoperative radiograph showing large carious lesion and presence of multiple root canals. (b) An occlusal photograph of the access cavity showing C-shaped canal configuration. (c) Working length radiograph showing the presence of Type V (1-2) canal configuration. (d) Postoperative radiograph

Figure 2: Mandibular left first premolar. (a) Preoperative radiograph showing large carious lesion and presence of multiple root canals. (b) An occlusal photograph of the access cavity showing C-shaped canal configuration. (c) Working length radiograph showing the presence of Type V (1-2) canal configuration. (d) Postoperative radiograph