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In Western cultures, ingestion of or exposure to peanuts, wheat, nuts, certain types of seafood like shellfish, milk, fruit and eggs are the most prevalent causes. [3] [16] Sesame is common in the Middle East, while rice and chickpeas are frequently encountered as sources of anaphylaxis in Asia. [3]
Asthma, rhinitis, pruritus, gastrointestinal disturbances, urticaria, angioedema, shock, anaphylaxis [2] Allergenicity is highest in Japan and Korea. [3] It is estimated that buckwheat causes 5% of all immediate-type allergic reaction cases (from food) in Japan. [4] Hazard extends to inhalation of milled flour particles (aeroallergen).
Histamine, the structure shown, causes a person to feel itchy during an allergic reaction. Conditions caused by food allergies are classified into three groups according to the mechanism of the allergic response: [56] IgE-mediated (classic) – the most common type, occurs shortly after eating and may involve anaphylaxis.
Systemic reactions occur in 3% of adults and less than 1% of children. [152] Unknown Drug allergies: Anaphylactic reactions to penicillin cause 400 deaths per year. Unknown Food allergies: 7.6% of children and 10.8% of adults. [153] Peanut and/or tree nut (e.g. walnut) allergy affects about three million Americans, or 1.1% of the population. [151]
The treatment of immediate hypersensitivity reactions includes the management of anaphylaxis with intramuscular adrenaline (epinephrine), oxygen, intravenous (IV) antihistamine, support blood pressure with IV fluids, avoid latex gloves and equipment in patients who are allergic, and surgical procedures such as tracheotomy if there is severe ...
Shellfish allergy is among the most common food allergies."Shellfish" is a colloquial and fisheries term for aquatic invertebrates used as food, including various species of molluscs such as clams, mussels, oysters and scallops, crustaceans such as shrimp, lobsters and crabs, and cephalopods such as squid and octopus.
Signs and symptoms of anaphylaxis Eczema present at backs of knees. Food allergies usually have an onset from minutes to one to two hours. Symptoms may include: rash, hives, itching of mouth, lips, tongue, throat, eyes, skin, or other areas, swelling of lips, tongue, eyelids, or the whole face, difficulty swallowing, runny or congested nose, hoarse voice, wheezing, shortness of breath ...
Other common causes of serious allergy are wasp, [7] fire ant [8] and bee stings, [9] penicillin, [10] and latex. An extremely serious form of an allergic reaction is called anaphylaxis . One form of treatment is the administration of sterile epinephrine to the person experiencing anaphylaxis, which suppresses the body's overreaction to the ...