<unk>  is common problem. For example, in the United States, one report estimated that 22% of the general population had suffered from some form of facial pain at some point in the 6-month period before questioning, of which 12% was toothache. In the United Kingdom, 7% of the general population reported having some degree of chronic<unk> . Other reports indicate a prevalence of 10–15% for TMD in the general population. A systematic review looking at the prevalence of<unk>  found that highest prevalence was for pain on opening the mouth (21%-49%), muscle tenderness (17%-97%) and self-reported joint pain (5%-31%).
Orofacial pain
Periocular injection
Periorbital hyperpigmentation
Tinnitus
Gastroptosis
Enophthalmos
Ear pain
Subconjunctival injection