Retrospective evaluation of the prevalence of endodontic-periodontal lesions on panoramic images in the latest classification of periodontal and peri-implant diseases

Aims: This study aimed to determine the prevalence of endodontic-periodontal lesions (EPLs) and EPL grades 1–3 without root damage in patients with periodontitis according 2017 World Workshop on Classification Periodontal Peri-Implant Diseases.
 Methods: included 500 panoramic radiographs from Faculty Dentistry at University İstanbul Medipol. Each radiograph was evaluated by a calibrated investigator for diagnostic signs. Patients’ age, sex, total number teeth, implants, filled missing caries, presence fixed prosthesis, full mouth periodontal diagnosis determination region highest radiographic bone loss were recorded all patients. For EPL, its grading Diseases, furcation involvement, degree caries related tooth, restoration relevant tooth material also evaluated.
 Results: The mean age higher teeth than (p