洋地黄类为心脏病领域中的重要药物,对绝大参数的充血性心力衰蝎或房性心律紊乱,均可应用,其疗效显著。但该类药物往往在服用较大量,或在维持量中,发生严重的心律紊乱,甚至引起死亡,即使较小剂量,也能发生。且洋地黄的中毒反应,其全身症状及心电图的发现,不能完全作为严重反应的先兆.近年来研究所得,洋地黄的中毒与血钾有密切关系,凡有引起血钾过少的病例,极易造 Digitalis is an important drug in the field of heart disease, the vast parameters of congestive heart failure scorpion or atrial arrhythmia, can be applied, its significant effect. However, such drugs are often taken in larger quantities, or in the maintenance dose, severe arrhythmia occurs, and even cause death, even at lower doses, can occur. And digitalis poisoning, the systemic symptoms and ECG findings, can not be completely as a precursor to serious reactions in recent years, the study results, digitalis poisoning and serum potassium are closely related, where there is a case of hypokalemia caused by extremely Easy to make