The 1(st) Baltic Osseointegration Academy and Lithuanian University of Health Sciences Consensus Conference 2016. Summary and Consensus Statements: Group III - Peri-Implantitis Treatment.

INTRODUCTION: The task of Group 3 was to review and update the existing data concerning non-surgical, surgical non-regenerative and surgical regenerative treatment of peri-implantitis. Special interest was paid to the preventive and supporting therapy in case of peri-implantitis.

MATERIAL AND METHODS: The main areas of interest were as follows: effect of smoking and history of periodontitis, prosthetic treatment mistakes, excess cement, overloading, general diseases influence on peri-implantitis development. The systematic review and/or meta-analysis were registered in PROSPERO, an international prospective register of systematic reviews: https://www.crd.york.ac.uk/PROSPERO/. The literature in the corresponding areas of interest was searched and reported using the PRISMA (Preferred Reporting Item for Systematic Review and Meta-Analysis) Statement: https://www.prisma-statement.org/. The method of preparation of systematic reviews of the literature based on comprehensive search strategies was discussed and standardized. The summary of the materials and methods employed by the authors in preparing the systematic review and/or meta-analysis is presented in Preface chapter.

RESULTS: The results and conclusions of the review process are presented in the respective papers. The group's general commentaries, consensus statements, clinical recommendations and implications for research are presented in this article.