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Contact dermatitis is a type of acute or chronic inflammation of the skin caused by exposure to chemical or physical agents. [1] Symptoms of contact dermatitis can include itchy or dry skin, a red rash, bumps, blisters, or swelling. These rashes are not contagious or life-threatening, but can be very uncomfortable.
[4] Upon contact with an allergen, a child’s immune system produces antibodies which patrol the body for future encounters with the invader. [5] During any future encounters, the antibodies release immune system chemicals, such as histamine, that cause allergy symptoms in the nose, lungs, throat, sinuses, ears, eyes, skin, or stomach lining.
The symptoms of allergic contact dermatitis are very similar to the ones caused by irritant contact dermatitis, which makes the first even harder to diagnose. The first sign of allergic contact dermatitis is the presence of the rash or skin lesion at the site of exposure. [ 2 ]
Name Potential reaction(s) Remarks Balsam of Peru: Redness, swelling, itching, allergic contact dermatitis reactions, stomatitis (inflammation and soreness of the mouth or tongue), cheilitis (inflammation, rash, or painful erosion of the lips, oropharyngeal mucosa, or angles of their mouth), pruritus, hand eczema, generalized or resistant plantar dermatitis, rhinitis, conjunctivitis, and blisters.
Substances that come into contact with the skin, such as latex, are also common causes of allergic reactions, known as contact dermatitis or eczema. [29] Skin allergies frequently cause rashes, or swelling and inflammation within the skin, in what is known as a "weal and flare" reaction characteristic of hives and angioedema. [30]
Lip licker's dermatitis which is a subtype of irritant contact cheilitis is caused by an exogenous factor rather than an endogenous one. [10] Irritant contact cheilitis can be separated into different reaction types, so it is an umbrella term and further evaluations are usually needed to properly classify the presenting condition.
Causes include infection with dermatophytosis, Mycobacterium, viruses, bacteria and parasites. Eczematous conditions including contact allergic dermatitis and stasis dermatitis as well as stitches and trauma have also been associated with id reactions. [2] Radiation treatment of tinea capitis has been reported as triggering an id reaction. [8]
Irritant contact dermatitis is caused by the eyelid coming into direct contact with a substance that damages the outer layer of the skin, such as certain types of makeup, soaps, and detergents. Other forms of dermatitis on the eyelids include atopic dermatitis is a form of eczema that can affect the eyelids, and seborrheic dermatitis which is a ...