Endodontic and Clinical Considerations in the Management of Variable Anatomy in Mandibular Premolars: A Literature Review

Figure 12

Cross-sectional view at the middle third of a mandibular first premolar tooth showing reduced root dentin thickness (0.5 mm) in relation to the mesiolingual invagination compared to a much wider root thickness of 1.6 mm, buccally. (M) Mesial surface, (D) distal surface, (B) buccal surface, and (L) lingual surface (reprinted with permission from Sandhya et al. [27]).