Cardiology · page 3

The primary-prevention ICD benefit after myocardial infarction has faded to nothing in the modern era

Pooled data from 32,214 patients show the mortality reduction from a primary-prevention defibrillator shrinking across three decades and disappearing in 2015–2020. Separately, ablate-and-pace beat pulmonary vein isolation in over-75s with persistent atrial fibrillation, and four doses of dapagliflozin halved acute kidney injury after cardiac surgery.