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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 those symptoms.

  2. 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 happen …

  3. 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 the future.

  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。体征和症状包 …

  5. 严重过敏反应:急救 - 妙佑医疗国际 - Mayo Clinic

    Jun 18, 2024 · 如果您身边有人发生过敏反应并出现全身性过敏反应体征,请立即拨打 911 或当地急救电话。 不要等待观望症状是否会好转。立即寻求紧急治疗。在严重情况下,全身性过敏反应不经治疗 …

  6. 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 manifestarse media …

  7. Latex allergy - Symptoms and causes - Mayo Clinic

    Nov 6, 2024 · Seek emergency medical care if you are having or think you're having an anaphylactic reaction. If you have less severe reactions after exposure to latex, talk to a healthcare professional.

  8. 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 reactions can …

  9. Symptoms and causes - Mayo Clinic

    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 some of these …

  10. 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 emergency …