Background: The study was aimed to compare and evaluate the clinical and radiographic outcomes of injectable platelet-rich fibrin (i-PRF) polymerized with hydroxyapatite (HA) bone graft and HA bone graft alone for treating three-wall intrabony defects (IBDs).
Materials And Methods: The trial was planned as a randomized, prospective clinico-radiographic study with inclusion of 34 three-wall IBDs in patients with stage III periodontitis. IBDs were assigned randomly to one of the groups, i.e., Group I - experimental (i-PRF + HA) and Group II - control (HA alone). At baseline and 6 and 9-month intervals, both the clinical and radiographic measurements were taken and baseline and 9-month data were tabulated and imported into SPSS 22 software. Student unpaired and paired t- tests were used to find significant differences (p<0.05).
Results: Both the groups showed substantial changes in all clinical and radiographic measures on comparison from baseline values. On intergroup comparison, the i-PRF + HA group reported significantly higher original defect resolution and original defect fill as compared to the HA group.
Conclusion: i-PRF polymerized with HA graft has shown better results as compared to HA graft alone in three-wall IBDs and therefore can be used as a better possible alternative for the treatment of three-wall IBDs.
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http://dx.doi.org/10.4103/jisp.jisp_268_22 | DOI Listing |
Background: The adjunctive use of connective tissue grafts (CTGs) in the periodontal regeneration of intrabony defects has been proposed to prevent or limit postoperative gingival recession. However, there is limited evidence regarding the long-term clinical performance of this approach.
Methods: This article presents the five-year follow-up outcomes of a combination therapy using CTG, bone substitutes, and biologics for the treatment of deep intrabony defects associated with gingival recession.
Eur J Trauma Emerg Surg
January 2025
Cerrahpasa Faculty of Medicine, Department of Orthopaedics and Traumatology, Istanbul University-Cerrahpasa, Istanbul, Turkey.
Background: The standard approach for addressing intra-articular calcaneal fractures involves open reduction with plate and screw fixation, with ongoing discourse regarding the application of grafts to address bone gaps. The aim of this study is the temporal comparison of the radiological and functional outcomes in patients undergoing surgery for intra-articular calcaneal fractures, with a specific focus on the use of bone grafts.
Methods: Thirty patients, comprising 13 with iliac grafts and 17 without, were enrolled in the study.
Oral Maxillofac Surg
January 2025
Oral and Maxillofacial Surgery, School of Dentistry, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Purpose: Bone expansion is one of the quickest, simplest, and most reliable methods of alveolar ridge augmentation for implant placement. This systematic review is designed to investigate the outcomes of the bone expansion technique for horizontal ridge augmentation.
Methods: The protocol of study has been prospectively registered into PROSPERO (CRD42023414686).
Clin Pharmacol Ther
January 2025
Certara Predictive Technologies Division, Certara UK Limited, Sheffield, UK.
Understanding cytokine-related therapeutic protein-drug interactions (TP-DI) is crucial for effective medication management in conditions characterized by elevated inflammatory responses. Recent FDA and ICH guidelines highlight a systematic, risk-based approach for evaluating these interactions, emphasizing the need for a thorough mechanistic understanding of TP-DIs. This study integrates the physiologically based pharmacokinetic (PBPK) model for TP (specifically interleukin-6, IL-6) with small-molecule drug PBPK models to elucidate cytokine-related TP-DI mechanistically.
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