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过敏性休克是指人体接触特异性过敏原后出现以急性周围循环灌注不足为主的全身性变态反应。根据病人接触过敏变应原到症状出现时间的长短不同,分为两型:1.急发型:约占80%-90%,多见于药物注射、昆虫蛰伤或抗原吸入等。休克常于接触变应原后半小时之内出现,病情紧急,来势凶猛,预后较差。2.缓发型:约占10%-20%,多见于服药过敏、食物或接触过敏。休克多在接触变应原后半小时以上出现,长者可达24小时以上,病情相对较轻,预后较好。复方头孢氨苄胶囊为第一代头孢菌素,该类药物毒性较低,不良反应较,常见的过敏反应,多为皮疹、荨麻疹等。过敏性休克罕见,但与青霉素过敏者约有5%-10%对头孢菌素类发生过敏。口服给药可发生胃肠道反应,静脉给药可发生静脉炎。
Anaphylactic shock refers to the body after exposure to specific allergens appear to peripheral systemic perfusion-based systemic allergy. According to the patient allergic allergens to symptoms of different length of time, divided into two types: 1. Emergency type: about 80% -90%, more common in drug injection, insect stings or antigen inhalation. Shock often appear within half an hour after exposure to allergens, the condition is urgent, ferocious, the prognosis is poor. 2. slow type: about 10% -20%, more common in drug allergies, food or contact allergies. Shock more than half an hour after exposure to allergens appear, the elderly up to 24 hours or more, the disease is relatively light, the prognosis is good. Compound cephalexin capsules for the first generation cephalosporins, these drugs less toxic, adverse reactions, common allergic reactions, mostly rash, urticaria and so on. Anaphylactic shock is uncommon, but about 5% -10% of those allergic to penicillin are allergic to cephalosporins. Oral administration can occur gastrointestinal reactions, intravenous administration can occur phlebitis.