 [ Symptoms ] wat can one do to treat lockjaw [ Disease ] well the only connection i know between hyoid lingual bone malocclusion and hyperthyroidism is that if you have grade iii malocclusion and the hyoid bone is displaced then you can have swallowing difficulties also thyroid swellings can displace hyoid bone and this can affect occlusion you need to consult a well trained neuromuscular dentist for an evaluation you will need to get a cbct or a 3d ct scan done this will give the position of your tmj concyles in relation to the ear physiotherapy traction spinal manipulation chiropractic treatments may help try and get a second opinion hope this helps take care