Definition

By Mayo Clinic staff

Breast rash describes redness and irritation of the skin on your breast. A breast rash may not cause any symptoms. But sometimes a breast rash can be itchy or painful. A breast rash can cause skin to blister, break and flake, or become scaly.

Some causes of breast rash are specific to the breast. Other causes of rash aren’t specific to the breast. Other terms used to describe a rash include dermatitis and hives.