Introduction: Orthognathic surgery plays an important role in restoring aesthetic facial contour, correcting dental malocclusion, and the surgical treatment of obstructive sleep apnea. However, the rate of complications following bimaxillary as compared with single-jaw orthognathic surgery remains unclear. The authors therefore sought to evaluate complication rates following bimaxillary as compared with single-jaw orthognathic surgery MATERIALS AND METHODS:: The American College of Surgeons National Surgical Quality Improvement Program database was used to identify comparison groups. Preoperative characteristics and postoperative outcomes were compared between groups. The listed procedures have different operating times and characteristics with longer time expected in the bimaxillary osteotomies group. Regression analyses were performed to control for potential confounders.
Results: The 3 groups of interest included patients who underwent mandibular osteotomies (n = 126), LeFort I osteotomy (n = 194), and bimaxillary osteotomies (n = 190). These procedures have different operating times, with a longer time expected with bimaxillary osteotomies. Patients undergoing bimaxillary osteotomies had significantly higher rates of early wound complications, overall complications, longer mean operative time, and mean hospital length of stay. Performing bimaxillary osteotomies in the outpatient setting was an independent risk factor for wound complications (OR = 12.58; 95% CI: 1.66-95.20; P = 0.01), while an ASA class of 3 or more was an independent risk factor for overall complications (OR = 3.61; 95% CI: 1.02-12.75; P = 0.04) and longer hospital length of stay (β = 4.96; 95% CI: 2.64 - 7.29; P < 0.001).
Conclusions: Surgery in the outpatient setting as well as patient American Society of Anesthesiology physical status class 3 or higher were independent factors for postoperative adverse events in patients undergoing bimaxillary surgery. Our findings highlight the importance of addressing modifiable risk factors preoperatively and the need for closer postoperative monitoring in this patient population for optimal outcomes.
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http://dx.doi.org/10.1097/SCS.0000000000005026 | DOI Listing |
J Clin Med
November 2024
Department of Restorative Dentistry, Medical University of Bialystok, 15-089 Białystok, Poland.
Titanium miniplates and screws are commonly used in the surgical management of dentofacial deformities. Despite the opinion of the biocompatibility of these bone fixations, some patients experience symptoms of chronic inflammation around titanium implants even many years after their application. The aim of this study was to examine the levels of cytokines, chemokines, and growth factors released from the maxilla and mandible periosteum surrounding titanium fixations 11 months after the implantation procedure.
View Article and Find Full Text PDFJ Clin Exp Dent
November 2024
DDS, MSc, PhD, Post Doc Professor, Oral and Maxillofacial Surgeon. Department of Oral and Maxillofacial Surgery, School of Dentistry, University of Pernambuco, Recife, Pernambuco, Brazil.
Background: To describe a case of a patient with PFP after orthognathic surgery and discuss cases reports on temporary or permanent facial paralysis, factors that trigger injury, and treatment for facial paralysis associated with orthognathic surgery.
Material And Methods: This study has two parts: a report of the case of a 20- year-old man who underwent orthognathic surgery for facial paralysis, and an integrative literature review on postoperative facial paralysis following the Preferred Reporting Items for Systematic Reviews and Meta-Analyses statements and performed survival analyses of all cases reported to date.
Results: The analysis was composed of 33 patients; 54,5% were male (mean age, 25 years).
J Craniomaxillofac Surg
November 2024
Department of Oral and Maxillofacial Surgery, Capital Medical University School of Stomatology, 4 Tiantanxili St, Beijing, 100050, China. Electronic address:
Long-term evolution of airway space following bimaxillary setback surgery has been seldom reported. 31 patients with bimaxillary protrusion were included in this study. Bimaxillary setback surgery without segmental osteotomy were performed to alleviate their facial deformity.
View Article and Find Full Text PDFJ Craniomaxillofac Surg
October 2024
Laboratory of Physiology, Hospital for Rehabilitation of Craniofacial Anomalies, University of Sao Paulo, Bauru, Sao Paulo, Brazil. Electronic address:
This retrospective study aimed to investigate the impact of orthognathic surgery with maxillary advancement (MA) on the velopharyngeal function (VF) in individuals with cleft lip and palate (CLP). The study included 651 patients with repaired CLP, both sexes, aged over 18 years who underwent MA alone or in combination with nasal procedures and/or mandibular osteotomy, operated between 2000 and 2019. The main outcome measures were nasalance (nasal text-NT and oral text-OT) and velopharyngeal orifice area measurement (VA), determined by nasometry and pressure-flow technique, respectively.
View Article and Find Full Text PDFInt J Oral Maxillofac Surg
October 2024
State Key Laboratory of Oral Diseases and National Clinical Research Center for Oral Diseases and Department of Orthognathic and TMJ Surgery, West China Hospital of Stomatology, Sichuan University, Chengdu, China. Electronic address:
The aim of this retrospective study was to evaluate the morphological changes in the mandibular angle area after orthognathic surgery with or without mandibular counterclockwise rotation in Class II deformity patients, and to investigate the associated factors. Computed tomography scans obtained preoperatively (T0), within 1 month postoperatively (T1), and 6 months postoperatively (T2) were collected from 58 patients who underwent either bilateral sagittal split ramus osteotomy (group I), bimaxillary surgery with mandibular counterclockwise rotation (group II), or bimaxillary surgery without mandibular counterclockwise rotation (group III). The intergonial width increased after surgery, by 2.
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