Digitalis Poisoning in Children

I. Overview: Digitalis is a cardiotonic drug. It is extracted from a variety of plants, such as Calendula officinalis, Lilium spp., And digoxigenin. Digoxin is most commonly used in clinical practice. Application of digitalis is a traditional positive inotropic medicine, which has been used in the treatment of heart failure for more than 200 years. For congestive heart failure, regardless of whether the heart rhythm is sinus rhythm or atrial fibrillation, regardless of left heart failure or right heart failure, and regardless of high or low blood volume heart failure, digitalis is applicable. The load of digitalis is 1/3 to 1/2 of the digitalis poisoning, so it is easy to appear poisoning. Digitalis poisoning can promote the development of heart failure in children, and then develop into refractory heart failure; arrhythmia can occur, with sinus bradycardia, sinoatrial block, incomplete atrioventricular block, nodular heart rhythm, Supraventricular tachycardia with atrioventricular block is more common, and arrhythmia is characterized by diversity and variability.

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