When an overgrowth of Candida fungus is responsible for diaper rash, it is a yeast diaper rash. A yeast diaper rash tends to be worse in the folds around the groin and may occur with a yeast infection ...

Norovirus doesn’t usually cause a rash, though some people develop hives. A rash that accompanies stomach symptoms may suggest a different stomach virus or inflammatory bowel disease. Norovirus is a ...