[Tachycardiomyopathy induced by atrial fibrillation].
A 56 year old woman with a previously normal heart developed severe left ventricular dilation and hypo-contractility after a few weeks of a refractory, high ventricular rate atrial fibrillation. Reduction of heart rate with verapamil resulted in a rapid normalization of myocardial contractility.
Velloso
L G
LG
Hospital Auxiliar de Cotoxó e Instituto do Coração do Hospital das Clínicas-FMUSP, São Paulo.
Santanna
A F
AF
Barretto
A C
AC
D001281:Atrial Fibrillation / Q000150:complications*; D001283:Atrioventricular Node / Q000503:physiopathology; D005260:Female; D006339:Heart Rate / Q000187:drug effects; D006801:Humans; D017379:Hypertrophy, Left Ventricular / Q000209:etiology*; D008875:Middle Aged; D013610:Tachycardia / Q000188:drug therapy / Q000209:etiology*; D014700:Verapamil / Q000494:pharmacology
D014700:Verapamil
Taquicardiomiopatia induzida por fibrilação atrial.