It passes through the superior portion of the pterygomaxillary fissure and enters the infratemporal fossa. It then splits into three branches: the ophthalmic, maxillary, and mandibular nerves. Isabel Casimiro, MD, is board-certified in internal medicine and works as an endocrinologist at the University of Chicago. Pterygopalatine fossa: The middle course of the nerve, at the pterygopalatine fossa on each side of the skull, the maxillary nerve accesses the pterygopalatine ganglion and gives off a vast majority of its branches. Neuropraxia is the most mild and is often the result of blunt injury or pressure. Last reviewed: April 12, 2023 Symptoms and treatment vary based on which nerves are damaged. Injury to the inferior alveolar nerve (IAN) and lingual nerves (LN) during dental and oral surgery procedures is an uncommon complication, but understanding the management of the injury is important. Difficulty speaking or eating. Trigeminal neuralgia, Bell's palsy, and other cranial nerve disorders. Maxillary branch of the trigeminal nerve: want to learn more about it? If the anticonvulsant you're using begins to lose effectiveness, your doctor may increase the dose or switch to another type. information and will only use or disclose that information as set forth in our notice of Sinus cancer is very treatable in its early stages, so the sooner you get a diagnosis and treatment, the more likely you are to stave off life-altering medical complications. Historically, the sural nerve graft was harvested from the lower leg. Radiofrequency thermal lesioning usually results in some temporary facial numbness after the procedure. . For an accurate diagnosis and top-level specialty care for facial nerve injuries,schedule an evaluationat Oral & Maxillofacial Surgery Associates of Nevada today. It develops most often in the jaw near the molars. There is a problem with McGraw-Hill; 2018. https://accessmedicine.mhmedical.com. Surgical outcomes for patients with numbness only tend to be better than those with pain and numbness (85% vs 65%). Chronic sinusitis - Symptoms and causes - Mayo Clinic