Perioral dermatitis is a rash that appears as clusters of inflamed skin and small raised bumps around the mouth and nose. The ...

Learn about rheumatoid vasculitis, neutrophilic dermatoses, and other rheumatoid arthritis rashes, their symptoms, and when ...

Medically reviewed by Farah Khan, MD Rash during pregnancy is not uncommon, ranging from a relatively harmless heat rash to ...