- Urticaria (Hives): a complete overview — DermNet
Urticaria (hives) is a skin rash presenting as an itchy red rash or lumps called weals Depending on the trigger, hives can last in duration from a few hours to a week
- Acute urticaria: Causes, Features, and Treatment — DermNet
Acute urticaria is urticaria (hives) that is present for less than six weeks It is characterised by weals and sometimes angioedema, and resolves within hours to days
- Urticaria and urticaria-like conditions - DermNet
Ordinary urticaria Spontaneous or 'ordinary' urticaria is divided into acute urticaria (lasting a few hours or days or up to six weeks) and chronic urticaria (persisting more than six weeks, and sometimes life-long) Acute urticaria is self-limiting and often related to infection, and less often due to food or is drug-induced
- Chronic urticaria - DermNet
What is chronic urticaria? Chronic urticaria is defined as daily itchy wealing of the skin for more than six weeks Chronic urticaria may be spontaneous or inducible, which may co-exist
- Chronic spontaneous urticaria - DermNet
Urticaria affects up to one in four people at some time in their lives and can be classified by duration, acute or chronic, and by cause, whether spontaneous or inducible Two or more different subtypes of urticaria may co-exist in one person Acute urticaria is the daily or episodic occurrence of weals, angioedema, or both, for under 6 weeks
- Urticaria and angioedema images (hives) - DermNet
Images of urticaria, angioedema (hives) Authoritative facts about the skin from DermNet New Zealand
- Cholinergic Urticaria: Causes, Treatment, and Images - DermNet
Cholinergic urticaria (heat bumps) is characterised by short-lived hives that occur due to sweating Stimuli that can cause excessive sweating include exercise, spicy food ingestion, and emotional stress
- Urticaria in children - DermNet
What is urticaria in children? Urticaria refers to a group of conditions in which weals (hives) or angioedema (swelling) develop in the skin It is very common in children A weal is a superficial swelling, usually pale or skin-coloured It is often surrounded by an area of erythema and can last from a few minutes to 24 hours
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