People with Peutz-Jeghers syndrome ... Some other causes of black spots on the lips include: Skin discoloration. Melasma is a common skin condition that affects areas with regular sun exposure.

This most commonly occurs in people with dark skin tones, affecting 77-100 ... which often resolves the nail discoloration.

Signs that cellulitis is healing include reduced skin discoloration ... less pain or tenderness and decreased discoloration in the area. People with cellulitis usually require oral antibiotics ...