百草枯(paraquat,PQ)又名对草快,其20%溶液又称克无踪,是目前应用最广的接触性脱叶剂及除草剂,其对人畜有较强的毒性,且迄今尚无特效解毒剂,中毒后死亡率高,国外报道的PQ中毒死亡率为40%~50%[1],个别报道死亡率高达80%以上。我院急诊科于2007年1月—2008年1月对收治的48例PQ中 Paraquat (PQ), also known as grass fast, also known as 20% of its solution without trace, is currently the most widely used contact de-leafing agent and herbicide, which has strong toxicity to humans and animals, and so far No specific antidote, high mortality after poisoning, foreign reported PQ poisoning mortality rate of 40% to 50% [1], the individual reported mortality as high as 80%. Emergency department of our hospital in January 2007 -2008 in January admitted to 48 cases of PQ