Synonyms Allergic contact eczema; ACD Definition and Characteristics Allergic contact dermatitis (ACD) is a delayed-type hypersensitivity (Type IV) reaction resulting from the interaction of an external agent and the skin. The acute ACD is characterized by erythema, edema, vesiculation, and pruritus ...
DermatitisAllergic ContactAllergens皮炎变应性接触性Allergic contact dermatitis (ACD) is a common occupational and environmental health issue. In common with other forms of allergy the disease progresses in two stages; an initial phase during which sensitization is acquired, followed later (after ...
Contact dermatitis is an inflammatory skin condition that is caused by exposure to irritants or allergens in the environment. When these substances come into contact with the skin, it can either irritate the skin to the point that inflammation arises or it triggers an allergic reaction. Usually ...
Distinguishing allergic contact dermatitis from irritant contact dermatitis and other forms of dermatitis can be challenging. A full history and physical examination are frequently necessary. A red rash is the usual reaction. It appears immediately in irritant contact dermatitis, but in allergic contact ...
Noun1.contact dermatitis- a delayed type of allergic reaction of the skin resulting from skin contact with a specific allergen (such as poison ivy) bubble gum dermatitis- an allergic contact dermatitis developed around the lips of children who chew bubble gum ...
Contact dermatitis occurs when the skin touches a substance that irritates the skin or causes an allergic reaction. Common causes of contact dermatitis from irritants are soaps, detergents, solvents, waxes, polishes, and hand cleaners. Common causes of contact dermatitis from allergic reactions are ...
Irritant contact dermatitis Some rashes look like anallergic reaction but aren't, because your immune system wasn't involved.Instead, you touched something that removed the surface oils shielding your skin. The longer it stayed on your skin, the worse the reaction. ...
Most cases of contact dermatitis are easily treated and will resolve with time if we avoid the substance that is causing the allergic or irritant reaction. In a few cases where the cause is unidentified, the outlook in the long term is not as favourable. Occasionally, contact with an allergy...
Common triggers for contact dermatitis include nickel, cosmetics, and chemicals, leaving your skin red and itchy. Reviewed by a board-certified physician.
Contact dermatitis is an inflammatory skin condition that results from contact with an irritating substance. Chemicals, heat, and substances a person may be allergic to can all cause contact dermatitis. While most people will not experience a major allergic reaction from the majority of irritants, ...