In the textbook, main problems of dental service, therapeutic and surgical dentistry are elucidated. Sections of the textbook correspond to the curriculum and program of training in the internship on the specialty of “Stomatology”. Basic principles of delivering dental care for population, clinical picture, methods of diagnosis and treatment of hard dental tissues, periodontal tissues and mucous membrane of the oral cavity are stated. Problems of clinical picture, diagnosis and treatment of surgical pathology of the maxillofacial area are considered. Text of the textbook is accompanied by rich original illustrative material. It is intended for internsstomatologists of faculties of postdiploma education, students of the Master’s course, postgraduates, resident physicians, doctors stomatologists.