With the frequency of orthognathic surgery increasing each year, more is being learned about this surgical art. Although techniques are improving, more acute and chronic complications are being reported after orthognathic surgery. In our institution, it has been noticed that approximately 25% to 30% of our patients experience unilateral or bilateral otalgia after total (Le Fort I) maxillary osteotomy. Recently, two patients with maxillary osteotomies. In both patients acute otitis media developed postoperatively and myringotomies for relief of symptoms were required. This paper reports changes observed in preoperative and postoperative tympanograms of patients who undergo total maxillary osteotomy and offers a possible explanation for these middle ear changes, which are accompanied by otalgia.
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J Funct Biomater
November 2024
Department of Oral Implantology, School of Dentistry, Osaka Dental University, 8-1 Kuzuhahanazonocho, Hirakata 573-1121, Osaka, Japan.
Background: A comprehensive investigation to associate the use of polynucleotides and hyaluronic acid with bovine bone in maxillary sinus lift procedures in rabbits has not been performed yet. The aim was to evaluate the influence of this novel association on the processes of bone regeneration in maxillary sinus augmentation.
Methods: In this prospective, randomized, within-animal model, maxillary sinus augmentation was performed bilaterally in 12 rabbits.
J Med Life
October 2024
Department of Removable Prosthodontics, Faculty of Dental Medicine, University of Monastir, Monastir, Tunisia.
Amelogenesis imperfecta refers to a group of hereditary diseases that affect dental enamel, often leading to a wide range of clinical manifestations and aesthetic concerns. This case report describes a female patient diagnosed with amelogenesis imperfecta associated with a skeletal open bite. The treatment approach was multidisciplinary.
View Article and Find Full Text PDFOral Surg Oral Med Oral Pathol Oral Radiol
September 2024
Oral and Maxillofacial Surgery Training Program, Foundation of Dentistry-Fundecto, University of São Paulo, São Paulo, Brazil; Oral Diagnosis, Dental Radiology and Imaging Postgraduate Program, School of Dentistry, University of São Paulo, São Paulo, Brazil; Department of Oral and Maxillofacial Surgery, School of Dentistry, University of São Paulo, São Paulo, Brazil.
Objective: Achieving postsurgical skeletal stability is crucial for successful outcomes and patient satisfaction. Precision maxillofacial surgery, which integrates precision techniques with minimally invasive approaches, is increasingly recognized for its potential to enhance long-term stability and reduce surgical risks and complications. This study aimed to comprehensively evaluate the impact of fixation techniques (2 vs 4 plates) during Le Fort I osteotomy in orthognathic surgery on skeletal stability.
View Article and Find Full Text PDFJ Esthet Restor Dent
December 2024
Department of Periodontics, University of Washington, Seatte, WA, USA.
Objective: In the young and growing patient, tooth ankylosis impedes alveolar growth and presents a serious dilemma regarding the best treatment approach. Two common treatment approaches, extraction of the ankylosed tooth or a "wait and see" will result in a compromised alveolar ridge that can affect future prosthetic rehabilitation. The purpose of this article is to discuss five treatment strategies that can be utilized in the management of tooth ankylosis in the growing patient: (1) extraction, (2) decoronation or root submergence, (3) socket shield (partial extraction), (4) segmental osteotomy and (5) replacement with tooth autotransplantation.
View Article and Find Full Text PDFJ Craniofac Surg
December 2024
Department of Plastic and Reconstructive Surgery and Craniofacial Research Center, Chang Gung Memorial Hospital, Chang Gung University, Taoyuan, Taiwan.
Purpose: The authors evaluated pterygomaxillary junction angles across malocclusion patterns and identified the optimal technique for effective pterygomaxillary junction separation during Le Fort I osteotomy, focusing on appropriate osteotome angles and clinical applications.
Methods: This retrospective study included 211 patients with malocclusion who had undergone Le Fort I osteotomy at Chang Gung Craniofacial Center between December 2015 and September 2023. The patients were stratified by sex and malocclusion class (class I, II, or III).
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