Causes of a butt rash include your skin coming into contact with something irritating, infection ... immune systems and people over 50 years. Yeast infections, or candidiasis, are fungal ...

Cutaneous candidiasis is a yeast infection that affects the skin and causes a red rash accompanied by dry and scaly patches of skin. Sometimes, these scales will ooze pus or become crusty.

The dermatitis began approximately 3 years prior to presentation, shortly after the use of over-the-counter vaginal suppositories for treatment of a presumed yeast infection. Prior treatments ...