It may be caused by increased neural activity in the auditory brainstem, where the brain processes sounds, causing some auditory nerve cells to become over-excited. The basis of this theory is that many with<unk>  also have hearing loss. Three reviews of 2016 emphasized the large range and possible combinations of pathologies involved in<unk> , which in turn result in a great variety of symptoms demanding specifically adapted therapies.
Tinnitus
Myopia
Gastroptosis
Cyclopia
Orofacial pain
Diplopia
Barodontalgia
Amblyopia