Contact Dermatitis

Overview

An inflammatory skin reaction resulting from direct contact with allergens or irritants. The condition is divided into allergic contact dermatitis (type IV hypersensitivity) and irritant contact dermatitis (from chemical exposure). Symptoms typically appear within minutes to days of exposure.

Key Symptoms

Erythema and inflammation at contact site
Intense pruritus and burning sensation
Vesicles, blisters, and weeping in acute phase
Edema and swelling in affected areas
Scaling and dryness as lesions resolve
Recurrence upon re-exposure to triggering agent

Affected Areas

Hands and fingers, Face, Neck, Wrists and forearms, Eyelids

Care Instructions

Identify and avoid the offending allergen or irritant.
Cleanse affected area gently with mild soap and cool water immediately after exposure.
Apply topical corticosteroids to reduce inflammation and itching.
Use emollients regularly to repair skin barrier and prevent irritation.
Wear protective gloves and clothing when handling known irritants.
Consider patch testing with dermatologist to identify specific allergens.

Medical Disclaimer: This information is for educational purposes only and does not replace professional medical advice. Always consult a qualified dermatologist for diagnosis and treatment.

Prevalence: Affects about 15–20% of all occupational diseases and approximately 5–7% of the population annually