Dear anaili: Skin on the breast is like skin anywhere else on the body and is subject to a variety of abnormalities. There are many possible explanations for skin discoloration including dry skin and irritation. Without examination, we cannot speculate on what your brown
spotsBirthmarks - pigmented
Liver spots
Measles, koplik spots - close-up
Mongolian blue spots may be. If you are concerned, you should make an appointment to see your doctor.