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  1. Anaphylaxis - Symptoms & causes - Mayo Clinic

    Apr 16, 2025 · Fortunately, you can respond quickly and effectively to an allergy emergency by knowing the signs and symptoms of an anaphylactic reaction and having a plan to quickly treat …

  2. Anaphylaxis - Diagnosis & treatment - Mayo Clinic

    Apr 16, 2025 · If insect stings trigger an anaphylactic reaction, a series of allergy shots (immunotherapy) might reduce the body's allergic response and prevent a severe reaction in …

  3. Anaphylaxis: First aid - Mayo Clinic

    Jun 18, 2024 · A life-threatening allergic reaction called anaphylaxis can cause shock, a sudden drop in blood pressure and trouble breathing. In people who have an allergy, anaphylaxis can …

  4. 严重过敏反应 - Symptoms & causes - Mayo Clinic

    Oct 2, 2021 · 严重过敏反应症状通常在接触过敏原几分钟内发生。然而,严重过敏反应有时会在接触过敏原半小时或更长时间后发生。极少数情况下,严重过敏反应可能会延迟数小时才出现。 …

  5. Anafilaxia - Síntomas y causas - Mayo Clinic

    Oct 2, 2021 · Los síntomas de anafilaxia habitualmente se manifiestan dentro de los minutos posteriores a la exposición a un alérgeno. No obstante, en ocasiones, la anafilaxia puede …

  6. Allergies - Symptoms and causes - Mayo Clinic

    Aug 24, 2024 · Symptoms Allergy symptoms depend on what allergen is involved. The symptoms can affect the airways, sinuses and nasal passages, skin, and digestive system. Allergic …

  7. Alpha-gal syndrome - Symptoms and causes - Mayo Clinic

    Aug 8, 2025 · There are people who have serious allergic reactions, called anaphylactic reactions, for no known reason. Because the reactions can be delayed for hours, researchers think that …

  8. Shellfish allergy - Symptoms and causes - Mayo Clinic

    Jul 2, 2024 · An anaphylactic reaction to shellfish is a medical emergency. Anaphylaxis requires immediate treatment with an epinephrine (adrenaline) injection and a follow-up trip to the …

  9. Wheat allergy - Symptoms & causes - Mayo Clinic

    Sep 19, 2025 · Wheat-dependent, exercise-induced anaphylaxis Some people with wheat allergy develop symptoms only if they exercise within a few hours after eating wheat. Exercise …

  10. Allergic to Most Foods After Two Anaphylactic Reactions: Non …

    Oct 27, 2024 · I now get temporary swollen throat, occasional anaphylactic shock , paralysis from the waist down, AF of the heart, brain fade and other symptoms. Fourtunately all but the …