anaphylaxis


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Related to anaphylaxis: anaphylaxis management, idiopathic anaphylaxis

an·a·phy·lax·is

 (ăn′ə-fə-lăk′sĭs)
n.
A sudden, usually systemic allergic reaction, characterized by vasodilation resulting in decreased blood pressure, smooth muscle contraction resulting in shortness of breath, and hives, caused by hypersensitivity induced by a secondary exposure to a foreign substance, such as a drug or protein, after an initial sensitizing exposure.


an′a·phy·lac′tic (-lăk′tĭk), an′a·phy·lac′toid (-toid) adj.
an′a·phy·lac′ti·cal·ly adv.

anaphylaxis

(ˌænəfɪˈlæksɪs) or

anaphylaxy

n
(Medicine) extreme sensitivity to an injected antigen, esp a protein, following a previous injection
[C20: from ana- + (pro)phylaxis]
ˌanaphyˈlactic, ˌanaphyˈlactoid adj
ˌanaphyˈlactically adv

an•a•phy•lax•is

(ˌæn ə fəˈlæk sɪs)

n.
a hypersensitive reaction to an allergen, as a severe bout of hay fever, the rapid appearance of wheals, or profound physiological changes and shock.
[1905–10; ana- + (pro) phylaxis]

anaphylaxis

extreme sensitivity to an antigen, causing secretion of histamine and attendant adverse reactions, sometimes fatal. — anaphylactic, adj.
See also: Disease and Illness
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.anaphylaxis - hypersensitivity reaction to the ingestion or injection of a substance (a protein or drug) resulting from prior contact with a substance
drug - a substance that is used as a medicine or narcotic
anaphylactic shock - a severe and rapid and sometimes fatal hypersensitivity reaction to a substance (especially a vaccine or penicillin or shellfish or insect venom) to which the organism has become sensitized by previous exposure
hypersensitivity reaction - an inappropriate and excessive reaction to an allergen (as pollen or dust or animal hair or certain foods); severity ranges from mild allergy to severe systemic reactions leading to anaphylactic shock
Translations

an·a·phy·lax·is

n. anafilaxis, hipersensibilidad, reacción alérgica extrema.

anaphylaxis

n anafilaxia, anafilaxis f
References in periodicals archive ?
In all cases, coincidentally, there was a diagnosis of anaphylaxis to peanuts.
The Food Allergy and Anaphylaxis Network (FAAN), a Fairfax, Virginia-based nonprofit, spearheaded legislation passed in 2004 requiring labeling of allergenic substances in English on packaged foods.
Over a 3-year period ending in May 2003, 78 patients with anaphylaxis received treatment in the emergency department, outpatient clinic, or inpatient clinic.
Due to the risk of anaphylaxis, emphasize the need for latex-safe resuscitation equipment.
Works to raise public awareness and advance research on behalf of all those affected by food allergies and anaphylaxis.
David Reading of the Anaphylaxis campaign who lost his 17-year-old daughter to peanut allergy in 1993, has advice for anyone worried about the allergy.
Anaphylaxis occurs when the body's immune system attacks what it perceives as an invader.
Early manifestations of impending anaphylaxis include hives and itching, flushing, wheezing, hoarseness, and swelling of the hands and feet.
Against the backdrop of the usual hospital disasters, full-blown anaphylaxis is an incomparable cataclysm, a Krakatoa boxed inside a body.
Food is the most commonly-identified anaphylaxis trigger and accounts for 30 percent of all anaphylaxis fatalities.
About ACE The Anaphylaxis Community Experts (ACE) program is developed by Allergy & Asthma Network in partnership with the American College of Allergy, Asthma & Immunology (ACAAI), National Association of School Nurses, American Latex Allergy Association and American School Health Association and sponsored by Mylan Specialty L.
Hospitals across the country dealt with more than 20,000 admissions for allergies between February 2013 and February 2014 and every year around 20 people will die from anaphylaxis.