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Maxillomandibular advancement (MMA) surgery is a surgical procedure designed to reposition the upper (maxilla) and lower (mandible) jaws to correct skeletal discrepancies that can lead to sleep apnea, improve facial aesthetics, and enhance overall oral function. This surgical technique is primarily indicated for patients suffering from obstructive sleep apnea (OSA), a condition characterized by repeated episodes of airway obstruction during sleep, which can lead to severe health consequences, including cardiovascular disease and daytime fatigue. The cause of OSA is often multifactorial, but it is frequently associated with anatomical abnormalities, such as a retrognathic jaw position, where the mandible is positioned further back in relation to the maxilla, resulting in a narrowed airway. Patients with this condition may also have other contributing factors, including obesity, enlarged tonsils, and nasal congestion. Symptoms of OSA encompass loud snoring, frequent awakenings during the night, gasping or choking sensations, excessive daytime sleepiness, and difficulty concentrating. MMA surgery aims to address these issues by advancing both the maxilla and mandible, thereby enlarging the upper airway and improving airflow during sleep. During the procedure, the surgeon makes incisions in the oral cavity to access the jawbones, detaching them from their normal anatomical position. The bones are then repositioned forward in a manner that aligns the upper and lower jaws, followed by fixation with plates and screws. This adjustment not only alleviates OSA symptoms but also enhances the patient's facial harmony, as it can correct an overly receded chin or underbite, leading to improved aesthetics. Patients typically undergo a thorough preoperative evaluation that includes a sleep study to confirm the diagnosis of OSA and to plan the surgical approach tailored to individual skeletal patterns. Postoperative recovery usually involves a hospital stay, followed by several weeks of recuperation, during which swelling and discomfort are common. Patients may also be advised to follow a soft diet during the initial healing phase to minimize strain on the jaw. As with any surgical procedure, there are potential risks and complications, including infection, bleeding, and issues related to anesthesia, along with specific concerns like changes in sensation or bite misalignment. Long-term outcomes of MMA surgery are generally favorable, with many patients reporting significant improvements in sleep quality and overall quality of life. Furthermore, the surgery can help reduce the risk of long-term health problems associated with untreated obstructive sleep apnea. In conclusion, Maxillomandibular advancement surgery offers a promising solution for individuals with OSA and jaw-related skeletal issues, providing both functional and aesthetic benefits that contribute to enhanced well-being.