A 34-year-old African-American woman came to the clinic with a lesion that had been present on her right shoulder for several years. The lesion had developed spontaneously and was slowly enlarging. As ...

Tender, edematous, red plaques on a woman’s hands and feet One month after starting a new chemotherapeutic drug, the patient sought treatment for painful peeling and redness on her hands and feet. HOW ...

Psoriasis treatments have been a staple of TV advertising for nearly 50 years. That’s because the skin disease is relatively widespread throughout the United States. Roughly 80 to 90 percent of ...

Psoriasis is a common skin condition that causes raised, red, scaly patches of skin that can feel itchy or painful. But if that inflammation can't be kept in check, it can affect a person's entire ...

This teenager complained of a light-brown, firm, slightly tender plaque on the flank. The lesion was preceded 3 months earlier by a pink to violaceous, asymptomatic patch. The patient was otherwise ...