Which condition is characterized by itchy, red patches on the skin, often associated with allergies?

• A. Eczema
• B. Psoriasis
• C. Dermatitis
• D. Asteatotic eczema

Answer: (C)

The condition characterized by itchy, red patches on the skin, often associated with allergies, is dermatitis. Dermatitis is an inflammation of the skin that can be triggered by various factors, including allergic reactions. It typically manifests as red, itchy patches that can appear anywhere on the body. Common types of dermatitis include allergic contact dermatitis, which occurs when the skin reacts to allergens, and irritant contact dermatitis, resulting from exposure to irritating substances.

In contrast, eczema is often used interchangeably with dermatitis but is more specifically referring to atopic dermatitis, which is a chronic condition primarily driven by genetic and immune factors rather than external allergens alone. Psoriasis is a different condition that usually presents as thick, scaly patches rather than just red and itchy patches. Asteatotic eczema involves dry skin, typically with cracks and inflammation, more prevalent in the elderly, rather than being primarily allergic in nature. Thus, while several of these options relate to skin irritation and inflammation, dermatitis more directly encompasses itchy and red patches associated with allergies.