Skin discoloration refers to any change in your natural skin tone. Common causes include birthmarks, infection, and skin pigmentation disorders. Some birthmarks, such as dermal melanocytosis ...

Keratosis pilaris, sometimes called “chicken skin,” is a common skin condition that causes patches of rough bumps to appear on the skin. These tiny bumps or pimples are dead skin cells ...

Skin (cutaneous) lymphomas often manifest as a skin rash. Although usually identified early, skin lymphomas can be mistaken for other skin conditions, delaying diagnosis. Non-Hodgkin's lymphoma (NHL) ...