randomized, triple-blinded study (patient, clinician and biostatistician). Twenty-four patients with Grade II furcation involvement were recruited in this study.~Control group only received L-PRF, while study group used a combination of L-PRF and aPDT Attachment level, pocket depth, horizontal component and gingival recession, also radiographic Bone depth, width, height and volume were were recorded at baseline and postoperatively after 6 months
To treat grade II periodontally diseased furcation areas Leukocyte-Platelet Rich Fibrin (L-PRF) combined with antimicrobial Photo-Dynamic Therapy (a-PDT) was used.