"Typically, patients will get these red plaques with silvery scales," Lipner says. "In patients with darker skin, the plaques tend to be more purplish or brown, and the scales can be more gray ...

Your plaques can become dark in color and thicker on your skin. These patches may be purple, dark brown, or gray on darker ...

Scalp psoriasis is an autoimmune skin condition, while dandruff is often the result of oily or greasy hair. Here are the key ...