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研究目的在于进一步揭示小儿茶碱中毒的类型,及其代谢紊乱所致的抽搐和心律失常对生命的威胁。方法美国麻省毒物控制中心自1986年对血浆中茶碱浓度≥30μg/ml的患儿进行了连续5年的前瞻性研究。根据用茶碱的方式分为3组:急性中毒组,即一次摄入或静脉给予中毒剂量茶碱(>10mg/kg)所致;慢性中毒组,即应用茶碱治疗72小时以上;急性疗法(acute—on—therapeutic)中毒组,即病人在适量的茶碱治疗中,又给予一剂中毒剂量所致。
The purpose of this study is to further reveal the type of pediatric theophylline poisoning and the threat to life caused by the twitch and arrhythmia caused by its metabolic disorder. Methods The Massachusetts Toxico Control Center conducted a prospective 5-year prospective study of children with plasma theophylline concentration ≥30 μg / ml since 1986. According to the way with theophylline is divided into 3 groups: acute poisoning group, that is, once ingested or intravenous poisoning theophylline (> 10mg / kg) due to chronic poisoning group, that is, theophylline treatment for 72 hours or more; acute therapy (acute-on-therapeutic) poisoning group, that is, patients in the amount of theophylline treatment, given a dose of poisoning caused.