Sometimes plaques on the skin are a few small spots that look similar to dandruff ... For example, seborrheic dermatitis plaques are scaly, itchy, red and typically found on oily parts of the body, ...
It causes the skin to become diffusely red ... and often appear in a straight line or cluster of three to four small red bumps, he says. Over-the-counter cortisone cream can help alleviate ...
Guttate psoriasis looks like small red or pink patches that don’t ... It sets off an immune system reaction that causes the spots on your skin. In some cases, guttate psoriasis is genetic.