to investigate the role of chronic alcohol consumption in the onset of arrhythmias and the development of the preclinical left ventricular dysfunction , in a group of 12 asymptomatic chronic alcoholics with no clinical evidence of heart disease , with histologically proven hepatic damage , after a week of abstinence from alcohol , the following investigations were performed : measurements of the corrected qt interval ( qtc ) , 24-hours holter monitoring , systolic time intervals , m-mode echocardiograms .
C0003811
arrhythmias
C0018799
of heart disease