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Sometimes TMD pain can radiate or be referred from its cause (i.e. the TMJ or the muscles of mastication) and be felt as headaches, earache or toothache. [12] Due to the proximity of the ear to the temporomandibular joint, TMJ pain can often be confused with ear pain. [23]
The cause of condylar resorption is unknown, but there are theories. Because condylar resorption is much more likely to occur in young females, hormonal mediation may be involved. Strain on the temporomandibular joint from orthodontics or orthognathic surgery may be related to the condition.
Oromandibular dystonia (OMD) is an uncommon focal neurological condition affecting the jaws, face, and mouth. [1] Oromandibular dystonia is characterized by involuntary spasms of the tongue, jaw, and mouth muscles that result in bruxism, or grinding of the teeth, and jaw closure.
Temporomandibular joint pain is generally due to one of four reasons. Myofascial pain dysfunction syndrome, primarily involving the muscles of mastication. This is the most common cause. Internal derangements, an abnormal relationship of the disc to any of the other components of the joint. Disc displacement is an example of internal derangement.
The trigeminal nerve.. ATN is usually attributed to inflammation or demyelination, with increased sensitivity of the trigeminal nerve.These effects are believed to be caused by infection, demyelinating diseases, or compression of the trigeminal nerve (by an impinging vein or artery, a tumor, dental trauma, accidents, or arteriovenous malformation) and are often confused with dental problems.
Constant pain caused by compression, irritation or distortion of cranial nerves or upper cervical roots by structural lesions Optic neuritis Ocular diabetic neuropathy Head or facial pain attributed to herpes zoster Head or facial pain attributed to acute herpes zoster Post-herpetic neuralgia Tolosa–Hunt syndrome Opthalamoplegic migraine
Diagnosis of orofacial pain can be difficult and can require multiple examinations and histories provided by the patient. The pain history is essential and will indicate any further examinations required. [10] The correct diagnosis of orofacial pain requires an in-depth pain history which will include: Location of the pain; Timing; Duration
OM of the jaws can occur in all genders, races and age groups. The mandible is affected more commonly than the maxilla. Globally, the most common cause of OM of the jaws is the spread of adjacent odontogenic infection, followed by trauma, including fracture and surgery.