Atopic Dermatitis | Contact Dermatitis | Psoriatic plaque
Dermatitis is a skin disease. They can have multiple causes.
Contact dermatitis is a localized rash or irritation of the skin caused by contact with a foreign substance.
The inflammation of the affected tissue is limited to the epidermis (outer layer of the skin) and the upper layer of the dermis (under the epidermis).
It is characterized by swelling of the skin, with red patches and spots, papules (small red pimples), which give the skin a granular appearance.