A yeast infection of the skin and mucous membranes is caused by Candida albicans.
A yeast called Candida albicans is a common and normal inhabitant of the mucosal tissues, such as in the mouth and vagina. Sometimes the yeast can overgrow and produce an inflamed rash on skin surfaces such as the diaper area, genital region, under the breasts, or underarms. Candidiasis of the mouth is also called oral thrush.
Yeast infections are more common with: