Clinical Research Directory

Inclusion Criteria: men and women over 18 years of age, patients undergoing at least one sinus lift procedure with simultaneous or deferred placement of implants; and patients' containing the following data: (1) Penicillin allergy: presence or absence; (2) Prescribed antibiotic guidelines; (3) Intraoperative complications: no complications, Schneider membrane's perforation; (4) Postoperative complications: No complications, fistula, infection, unspecific failure, hemorrhage, healing by second intention; (5) Results of sinus lift procedure: failure or not; (6) Results of implant placement: failure or not. Exclusion Criteria: (1) Medical history that was not fully complied with; (2) Patients who did not attend follow-up visits.