Conclusion Methemoglobinemia is not demonstrated in all or majority of acute poisoning by chlordimeform.Methemoglobinemia is not pro ved a main cause of death from acute poisoning by chlordimeform.

• 结论杀虫脒急性中毒并非全数或多数出现高铁血红蛋白血症，高铁血红蛋白血症也并非是杀虫脒急性中毒死亡的主要原因。