Histamine reaction occurs as an allergic reaction. The human body releases the histamine in the bloodstream. White blood cells are responsible for histamine release. Foreign particles like dust, pollution, and some specific food trigger histamine reactions. It is a protective action of the immune system.
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Am I having red itchy patches on my face, jawline, and chin due to histamine reaction?
Query: Hello doctor, I have small patches on my face which randomly start itching and turn red without touching. The patches usually continue to itch for ten minutes, and then everything becomes normal. I am unsure if I have these patches due to histamine reactions, but they often occur on my face, jawline... Read Full »
Answer: Hello, Welcome to icliniq.com. As per the history provided, they may be cholinergic urticaria. It may stay for minutes to hours and then subside. For some individuals, the rashes may appear after stress, bathing, working out, and sun exposure. It is a hypersensitivity reaction meaning your body is... Read Full »