Pediatric dentistry is a dynamic field, continually evolving to meet the needs of young patients and their developing dentition. Among the innovative techniques that have emerged, Lesion Sterilization and Tissue Repair (LSTR) stands out as a revolutionary approach for managing dental infections in children. This minimally invasive method aligns with the principles of preserving dental health while minimizing discomfort and anxiety for young patients.This book aims to provide a comprehensive understanding of LSTR, from its theoretical foundations to its practical applications, benefits, and limitations in pediatric dentistry.By focusing on sterilizing lesions and promoting natural tissue repair, LSTR offers an effective method for managing carious lesions and pulpal infections in primary teeth.Lesion Sterilization and Tissue Repair in Pediatric Dentistry is the result of collaboration among esteemed researchers, clinicians, and experts in the field. Their collective knowledge and passion have culminated in a comprehensive resource that will serve as a valuable guide for both experienced practitioners and those embarking on their journey in pediatric dentisty.