Perioral dermatitis is a red rash that appears around your mouth and nose and causes red, inflamed, swollen bumps on the ...

Herpes simplex labialis (HSL) is a common disease caused most often by herpes simplex virus type 1 (HSV-1). Primary infection is usually acquired during childhood or adolescence through direct mucosal ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Spotting new bumps on your body can leave you scrambling to find pictures of skin rashes to compare them ...

Erythema marginatum in rheumatic fever is a rash that appears on the trunk and the upper parts of the arms and legs. It does not itch or cause pain. Along with joint pain, involuntary movements, and ...

Medically reviewed by Corinne Savides Happel, MD Key Takeaways Dry skin on your palms can be caused by not having enough ...

A 42-year-old man presents to the emergency department (ED) for evaluation of a severe rash that mostly affects his face, torso, and armpits, the latter of which is the most severely affected area.

Medically reviewed by Susan Bard, MD Key Takeaways A pimple-like rash can be caused by many conditions like rosacea, ...

If you've ever self-diagnosed your inflamed, itchy scalp with eczema just to have your dermatologist tell you it's actually psoriasis, you're not alone. The two conditions are extremely similar in ...

During its second stage, syphilis may lead to a rash on one or several parts of the body. It most commonly affects the trunk, palms of the hands, and soles of the feet. The rash typically does not ...

Just thinking about poison ivy can make you itch. Blistering rashes on your arms and ankles, oozing bumps between your fingers and eyelid-swelling exposures are all-too-familiar summer hazards. Poison ...

Norovirus doesn’t usually cause a rash, though some people develop hives. A rash that accompanies stomach symptoms may suggest a different stomach virus or inflammatory bowel disease. Norovirus is a ...