Dermatitis is a category of skin irritation that typically involves inflammation, dry skin, itchiness, or a rash. It is oftem characterized by disturbed barrier function and skin inflammation.

Atopic dermatitis (the most common form of eczema), contact dermatitis (allergic reaction), diaper dermatitis (rash), dyshidrotic dermatitis (itchy blisters on the hands, fingers, soles, and feet), seborrheic dermatitis (dandruff), neurodermatitis (stress-induced eczema), nummular demartitis (circular shaped patches on the skin), perioral dermatitis (patch that circles your mouth)

Inflammation, itching, dryness

Merck Manual Medical Topics