Smoking often leads to dark, pigmented lips, which can be a major concern. After all, no one wants patchy, discolored lips.

Sores on the lip that do not heal Lump in the mouth White or red patches on the gums Mouth pain or bleeding If your child develops any of these symptoms, visit their pediatrician or dentist for ...

Background: The most common differential diagnoses for patients presenting with lip dermatitis or inflammation include atopic, allergic, and irritant contact dermatitis. Patch testing can be ...