What Exactly Is Guttate Psoriasis? Dermatologists Explain the Chronic Skin Condition

April 20, 2019

Psoriasis—a chronic, inflammatory skin condition—affects more than eight million people in the U.S. alone. From there, things get a little trickier. There are actually five different types of psoriasis, according to the National Psoriasis Foundation (NPF): plaque, guttate, inverse, pustular, and erythrodermic.

Of all the five types, guttate psoriasis is a bit less common than others. “While psoriasis affects between two to four percent of the population, guttate psoriasis comprises only a small percentage of those patients,” says says Bobbak Mansouri, MD, a board-certified dermatologist in Tyler, Texas.

In addition to its rarity, guttate psoriasis is considered a “reactive psoriasis,” says Erum Ilyas, MD, a board certified dermatologist in King of Prussia, Pennsylvania. That means “it’s often triggered by an immune system reaction to a viral or bacterial infection,” she says. Here’s everything else you need to know about guttate psoriasis, and the treatment options available.

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