anaphylactoid purpura - Health Topics
What is Henoch–Schönlein purpura? Henoch–Schönlein purpura (HSP) is a form of leukocytoclastic or small-vessel vasculitis, most often observed in children. It is sometimes called anaphylactoid purpura.
Understanding the Context
HSP results from inflammation of the small blood vessels in the skin and various other tissues within the body. Henoch-Schönlein purpura (HSP; also referred to as Schönlein-Henoch purpura, anaphylactoid purpura, or purpura rheumatica) is an acute immunoglobulin A (IgA)–mediated disorder characterized by a generalized vasculitis involving the small vessels of the skin, the gastrointestinal (GI) tract, the kidneys, the joints, and, rarely, the lungs ... Anaphylactoid purpura is defined as a systemic small-vessel vasculitis characterized by the deposition of immune complexes, particularly IgA, in the vessel wall. It is primarily a hypersensitivity vasculitis that commonly occurs in children aged 4 to 11 years.
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Key Insights
AI generated definition based on: Annals of Emergency Medicine, 2005 Henoch-Schönlein purpura (HSP), also known as anaphylactoid purpura, causes small blood vessels in your body, including those in the skin, stomach and kidneys, to become swollen and leak. One of the most obvious and common signs of this disease is a rash on the skin that looks like purple or red dots. Schönlein-Henoch purpura, also known as anaphylactoid purpura, is a rare disease that primarily affects children, although it can also occur in adults. Keywords: Henoch-Schönlein Purpura, IgA Vasculitis, Pulmonary involvement, Diffuse alveolar hemorrhage, Children Background Henoch–Schönlein purpura (HSP), also known as anaphylactoid purpura or, most recently, IgA Vasculitis (IgAV), is the most common leukocytoclastic systemic small-vessel vasculitis in childhood [1]. Henoch-Schonlein Purpura Also known as: HSP, IgA vasculitis, anaphylactoid purpura.
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What is Henoch-Schonlein Purpura? Henoch-Schonlein Purpura is a common vasculitis (inflammation and bleeding of blood vessels) of the small blood vessels of the skin, mucous membranes, joints, intestines and kidneys in children, between 2-6 years of age. The New England Journal of Medicine: Acute Vascular Purpura Following Immunization with Asiatic-Influenza Vaccine