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Aquagenic urticaria, also known as water allergy and water urticaria, is a form of physical urticaria in which hives develop on the skin after contact with water, regardless of its temperature. [1] The condition typically results from contact with water of any type, temperature or additive.
Maceration is defined as the softening and breaking down of skin resulting from prolonged exposure to moisture. It was first described by Jean-Martin Charcot in 1877. [1] [2] Maceration is caused by excessive amounts of fluid remaining in contact with the skin or the surface of a wound for extended periods.
The exact mechanism of the condition is unknown. Some studies have suggested the itching occurs in response to increased fibrinolytic activity in the skin, [5] [6] inappropriate activation of the sympathetic nervous system, [7] increased activity of acetylcholinesterase, [8] [9] or an increase in mast cell degranulation that releases histamine and other chemicals into the body.
Maceration of the skin is common with AC—meaning the skin can soften and lighten in color, Dr. Batra says. If the skin gets too irritated, it can break apart and bleed. Other symptoms include:
You’re not totally out of solutions, though. If you’re dealing with stubborn acne, Dr. Levin recommends azelaic acid, which helps with both breakouts and pigment. Worth a shot as well: lactic ...
Scientists are still unraveling the mystery of why skin conditions like eczema cause people to itch. One known cause is inflammation, which gets worse as people scratch and their skin becomes damaged.
Although simple skin exposure is most common, ingestion of urushiol can lead to serious, systemic reactions. Burning plant material is commonly said to create urushiol-laden smoke that causes a systemic reaction, as well as a rash in the throat and eyes. Firefighters often get rashes and eye inflammation from smoke-related contact. [9]
According to a new study, there is an explanation for the sensation that usually goes away after moisturiser is applied.