Influence of vitamin D on the percentage time of cardiac resynchronization in patients with heart failure, premature ventricular complexes, and chronic kidney disease

We suggest that the effectiveness of cholecalciferol reposition for subjects with high incidence of PVCs, heart failure under optimal treatment, ICD + CRT, deficiency of vitamin D and CKD, restoring the function of the CRT, bringing the biventricular pacing to nearby 97%.