百草枯,又名“对草快”、“克无踪”,是世界范围内广泛使用的有机杂环类接触性脱叶剂及除草剂,对人畜有较强的毒性。自1966年首次报道百草枯中毒死亡病例以来,以其高达50%~80%的高病死率[1]引起了临床的广泛关注。但目前临床多关注的是其肺损伤[2]及肾损伤[3],本文则就百草枯中 Paraquat, also known as “grass fast”, “g no trace” is widely used worldwide organic heterocyclic contact de-leafing agent and herbicide, has strong toxicity to humans and animals. Since the first reported case of paraquat poisoning in 1966, its high clinical mortality rate of 50% -80% has caused widespread clinical concern. However, the clinical focus is more on its lung injury [2] and kidney damage [3], this article is about paraquat