Hi,I have a history of pvc and pac i take atenolol 50 mg a day for this,no high blood pressure ,,i have had many ecg and a few holters and an echo,,and an av node signal average test,,no one has ever mentioned a long qt interval before -i am haveing gall bladder surgery soon and as a precaution they sent me to internist who ordered this last holter,saw clinic doc today for results he said it showed a
long qt interval
and he did
and ecg then
and there- no
long qt on that one -i was haveing an an