Effects of Platelet and Leukocyte-rich Fibrin on Alveolar Ridge Maintenance Through Three-dimensional Analysis

This prospective clinical study was conducted in accordance with the ethical principles outlined in the Declaration of Helsinki and received approval from the Research Ethics Committee of Guarulhos University, São Paulo, Brazil (CEP-UnG #. 515.153). Thirty-nine patients (24 women and 15 men), aged between 22 and 80 years, who were in overall good health, non-diabetic, periodontally healthy, non-smokers, free of blood dyscrasias, not pregnant or lactating, and requiring extraction of non-contiguous, compromised teeth due to root fractures, caries, unsuccessful endodontic treatment, root resorption, or orthodontic reasons, were enrolled.