<unk>  is fairly uncommon worldwide, affecting up to five individuals per 100,000 general population. People with<unk>  are more likely to be middle aged or elderly, and females are three to seven times more likely to have<unk>  than males. Some report a female to male ratio of as much as 33 to 1.<unk>  is reported in about 10-40% of women seeking medical treatment for menopausal symptoms, and<unk>  occurs in about 14% of postmenopausal women. Males and younger individuals of both sexes are sometimes affected. Asian and Native American people have considerably higher risk of<unk> .
Burning mouth syndrome
Oral allergy syndrome
Dermatophagia
Nonallergic rhinitis
Honeymoon rhinitis
Aerosinusitis
Rhinosinusitis
Adenoiditis