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过敏反应, 过敏性反应
severe and life-threatening allergic reaction with rapid and serious symptoms
Anaphylaxis is a serious, potentially life-threatening allergic reaction that happens very quickly after exposure to an allergen, such as certain foods, insect stings, medications, or latex. Symptoms can develop within minutes and may include difficulty breathing, swelling of the throat and face, a sudden drop in blood pressure, hives, and dizziness or fainting. There are three main types of anaphylaxis: anaphylactic shock, which causes a significant drop in blood pressure; biphasic anaphylaxis, where symptoms return within hours after the initial reaction; and anaphylactoid reaction, triggered when certain cells in your body release allergy-causing substances directly, even without an allergic trigger. Immediate treatment with epinephrine is essential to stop the allergic response, followed by medical attention to monitor and manage symptoms. Avoiding known allergens and carrying an epinephrine auto-injector are crucial preventive measures for those at risk of anaphylaxis.
- Mark's bee sting caused anaphylaxis with swelling and breathing difficulty.
马克的蜜蜂蜇伤引起了过敏反应，伴有肿胀和呼吸困难。
- Sarah experienced anaphylaxis after eating peanuts, showing hives and dizziness.
莎拉在吃了花生后经历了过敏反应，表现为荨麻疹和头晕。
- Javier's insect bite led to anaphylaxis, requiring emergency treatment.
哈维尔的昆虫叮咬导致了过敏反应，需要紧急治疗。
- Tom's latex glove allergy triggered anaphylaxis with facial swelling.
汤姆对乳胶手套的过敏引发了过敏性休克，伴有面部肿胀。
- Michelle's severe anaphylaxis resulted from exposure to pollen.
米歇尔的严重过敏反应是由于接触花粉引起的。