Australian researchers say they have identified a gene mutation that causes the skin disease psoriasis. A chronic inflammatory condition, psoriasis causes red, scaly, itchy patches on the skin. Some ...

Mark G. Lebwohl, MD, explains what causes generalized pustular psoriasis (GPP) and the potential triggers for GPP episodes. Ryan Haumschild, PharmD, MS, MBA: Dr Lebwohl, you gave us a great overview.

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 can increase skin infection risk due to effects from the condition and its treatments. Learn about potential infections, symptoms, and preventive measures.

For most people, psoriasis causes red, itchy, and scaly patches on the skin. But for some, the tight, dry, and inflamed lesions can also cause pain in the skin. One study found that pain was ...

Medically reviewed by Susan Bard, MD Key Takeaways Psoriasis causes thick patches of skin called plaques that are dry and ...

Guttate psoriasis Guttate psoriasis affects around 8% of people with psoriasis. It often begins in childhood or early adulthood, and the lesions it causes are small and numerous. It can appear ...