This is a question that often surfaces, so it may be useful to review the definition, causes, recognition and treatment of "yeast infections." ...

Candidiasis of the skin. ... Lesions are usually appearing as moist erythematous rash with characteristic satellite lesions that can be observed on the health surrounding skin.

Erythematous candidiasis. Focal areas of erythema and lingual depapillation are characteristics of chronic candidiasis in patients with xerostomia. Fissured tongue is also observed.