目的探讨有机磷农药致婴儿中毒的临床特征、诊断及治疗方法。方法报告一例有机磷农药致5个月婴儿中毒,结合文献探讨这种病例的临床表现特征、诊断和治疗方法,并提出相应的预防措施。结果有机磷农药中毒临床表现症状复杂多变,病情发展迅速,病史不详且误诊率高。结论有机磷农药较易导致婴儿中毒,且症状不典型,临床医生应及时的进行体格检查,不能过度依赖辅助检查,以免影响抢救时机。 Objective To investigate the clinical characteristics, diagnosis and treatment of infantile poisoning caused by organophosphorus pesticide. Methods One case of organophosphorus pesticide-induced infantile poisoning for 5 months was reported. The clinical manifestations, diagnosis and treatment of this case were discussed in combination with the literature, and the corresponding preventive measures were put forward. Results Organophosphorus pesticide poisoning clinical manifestations of complex and volatile, the rapid development of the disease, a history of unknown and high misdiagnosis rate. Conclusion Organophosphorus pesticides are more likely to cause infant poisoning, and the symptoms are not typical. Clinicians should conduct physical examination in time and can not rely too much on auxiliary examination to avoid affecting the timing of rescue.