平时我们常可见到这样一种情况,有的人在使用了青霉素等药物或接触了某些化学物品、吃了某些食物以后会出现过敏反应,严重的甚至发生休克,导致死亡。而有很多人却即使使用了青霉素或接触、食用了某些物质后,也不出现过敏反应,这是为什么呢? 医学研究发现,在人群中有极少数非常特殊的人,这些人在接触 Usually we can often see such a situation, some people are using penicillin and other drugs or exposure to certain chemicals, after eating certain foods will be allergic reactions, severe or even shock, leading to death. And many people are allergic to allergic reactions even after using penicillin or contact, and why? Medical research has found that there are very few very special people in the population who are exposed