Cs. Brown et al., CLINICAL IMPROVEMENT AFTER ATRIOVENTRICULAR NODAL ABLATION FOR ATRIAL-FIBRILLATION DOES NOT CORRELATE WITH IMPROVED EJECTION FRACTION, The American journal of cardiology, 80(8), 1997, pp. 1090
A retrospective review of 15 patients with atrial fibrillation and cla
ss III to IV congestive heart failure who underwent atrioventricular n
odal ablation demonstrated a marked improvement in their functional ab
ilities, This improvement, however, could not be explained by the impr
ovement in ejection fraction alone.