Author

J. Português

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Open access Sep 2026

Atrial strain as an imaging biomarker of subclinical atrial fibrillation in embolic stroke of undetermined source

This study aims to evaluate left atrial (LA) strain as an imaging biomarker for predicting subclinical atrial fibrillation (AF) in embolic stroke of undetermined source (ESUS) patients undergoing long-term rhythm monitoring with implantable loop recorders (ILR). Retrospectively study of 67 ESUS patients wh...

Margarida Castro, Luísa Pinheiro, Catarina Gonçalves et al. · Imaging · 0 citations

Review Open access Jul 2026

Efficacy of Beta-blocker Therapy in Post-myocardial Infarction Patients with Preserved or Mildly Reduced Ejection Fraction: A Systematic Review and Meta-analysis

In contemporary reperfusion-era populations with pEF or mrEF, long-term beta-blocker therapy after MI does not confer significant reductions in mortality or recurrent MI, challenging the historical paradigm of universal post-MI beta-blockade and support a more selective, individualized approach guided by LVEF.

Emídio Mata, Bernardo Resende, A. M. Pinto et al. · Journal of Cardiac Critical... · 0 citations