Anaphylaxis - Symptoms & causes - Mayo Clinic
Oct 2, 2021 · Anaphylaxis causes the immune system to release a flood of chemicals that can cause you to go into shock — blood pressure drops suddenly and the airways narrow, blocking breathing. Signs and symptoms include a rapid, weak pulse; a …
Anaphylaxis: First aid - Mayo Clinic
Jun 18, 2024 · If you're with someone having an allergic reaction with signs of anaphylaxis, call 911 or your local medical emergency number right away. Don't wait to see whether symptoms get better. Seek emergency treatment right away. Severe untreated anaphylaxis can lead to death within half an hour.
Anaphylaxis - Diagnosis & treatment - Mayo Clinic
Oct 2, 2021 · If you're with someone who's having an allergic reaction and shows signs of shock, act fast. Look for pale, cool and clammy skin; a weak, rapid pulse; trouble breathing; confusion; and loss of consciousness.
Allergies - Symptoms and causes - Mayo Clinic
Aug 24, 2024 · Some types of allergies can trigger a severe reaction known as anaphylaxis. Certain foods, insect stings and medicines are among the allergens that can set off this life-threatening emergency. Anaphylaxis can cause you to go into shock.
Food allergy - Symptoms and causes - Mayo Clinic
Aug 30, 2024 · In some people, a food allergy can cause severe symptoms or even a life-threatening reaction known as anaphylaxis. Food allergy affects an estimated 8% of children under age 5 and up to 4% of adults. While there's no cure, some children outgrow their food allergies as they get older.
Peanut allergy - Symptoms and causes - Mayo Clinic
Aug 20, 2024 · Anaphylaxis: A life-threatening reaction Peanut allergy is the most common cause of anaphylaxis due to food. This medical emergency requires treatment with an epinephrine autoinjector (EpiPen, Auvi-Q, others) and a trip to the emergency room.
Penicillin allergy - Symptoms & causes - Mayo Clinic
Sep 29, 2021 · Anaphylaxis. Anaphylaxis is a rare, life-threatening allergic reaction that causes the widespread dysfunction of body systems. Signs and symptoms of anaphylaxis include: Tightening of the airways and throat, causing trouble breathing; Nausea or abdominal cramps; Vomiting or diarrhea; Dizziness or lightheadedness; Weak, rapid pulse; Drop in ...
Egg allergy - Symptoms & causes - Mayo Clinic
Jun 11, 2022 · Anaphylaxis. A severe allergic reaction can lead to anaphylaxis, a life-threatening emergency that requires an immediate epinephrine (adrenaline) shot and a trip to the emergency room. Anaphylaxis signs and symptoms include: Constriction of airways, including a swollen throat or a lump in your throat that makes it difficult to breathe
Drug allergy - Symptoms and causes - Mayo Clinic
Nov 9, 2024 · The most common symptoms of drug allergy are hives, rash and fever. But a drug allergy also may cause serious reactions. This includes a severe, life-threatening condition known as anaphylaxis.
Milk allergy - Symptoms & causes - Mayo Clinic
Jun 16, 2022 · Signs and symptoms of milk allergy range from mild to severe and can include wheezing, vomiting, hives and digestive problems. Milk allergy can also cause anaphylaxis — a severe, life-threatening reaction.