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Hives, also known as urticaria, is a kind of skin rash with red and/or flesh-colored, raised, itchy bumps. [1] Hives may burn or sting. [2] The patches of rash may appear on different body parts, [2] with variable duration from minutes to days, and do not leave any long-lasting skin change. [2]
Urticaria pigmentosa was first described in 1869. [24] The first report of a primary mast cell disorder is attributed to Unna, who in 1887 reported that skin lesions of urticaria pigmentosa contained numerous mast cells. [25] Systemic mastocytosis was first reported by French scientists in 1936. [26]
ICD-10 coding number Diseases Database coding number Medical Subject Headings Iron-deficiency anemia: D50: 6947: Iron-deficiency anemia (or iron deficiency anaemia) is a common anemia that occurs when iron loss (often from intestinal bleeding or menses) occurs, and/or the dietary intake or absorption of iron is insufficient. In such a state ...
The first outbreak of urticaria can lead to other reactions on body parts not directly stimulated, scraped, or scratched. In a normal case, the swelling will decrease without treatment within 15–30 minutes, but, in extreme cases, itchy red welts may last anywhere from a few hours to days.
Urticaria pigmentosa (also known as generalized eruption of cutaneous mastocytosis (childhood type) [1]: 616 ) is the most common form of cutaneous mastocytosis. It is a rare disease caused by excessive numbers of mast cells in the skin that produce hives or lesions on the skin when irritated.
Chronic spontaneous urticaria is defined by the presence of wheals, angioedema, or both for more than six weeks. [32] In various areas of the world, the standard workup is different. A very comprehensive history is something that is universally agreed upon. [33]
As of 2017 the cause of the disease was not understood. [1] A 2024 review by Braud and Lipsker aimed to "describe what is currently known about the pathogenesis of this peculiar disease, as well as to address its diagnosis and management" and concluded that "physiopathology of Schnitzler syndrome remains elusive" and "the main question regarding the relationship between the autoinflammatory ...
One of the most prevalent forms of adverse drug reactions is cutaneous reactions, [1] with drug-induced urticaria ranking as the second most common type, preceded by drug-induced exanthems. [2] Urticaria, commonly known as hives , manifests as weals, itching, burning, redness, swelling, and angioedema —a rapid swelling of lower skin layers ...