Key themes in periodontal treatment: Lessons learned from 40-year experiences.

Background: Periodontitis is one of the most prevalent oral diseases with significant implications for systemic health. This study aims to explore themes influencing successful long-term outcomes in periodontal treatment through a historical lens, focusing on various factors influencing the longevity of periodontal health and dentition stability.

Methods: Utilizing an inductive qualitative thematic analysis approach, this study utilized a retrospective chart review of 19 patient records spanning, on average, 40 years.