Valve thrombosis can occur in mechanical prosthetic valves and is increasingly recognised
in transcatheter and surgically implanted bioprosthetic valves. The risk of thrombosis of …

Aims Despite recent advances in catheter ablation for atrial fibrillation (AF), pulmonary vein
reconnection (PVR), and AF recurrence remain significantly high. Ablation index (AI) is a new …

Background Recent reports have demonstrated high troponin levels in patients affected with
COVID-19. In the present study, we aimed to determine the association between admission …

Objective The management of patients with asymptomatic, severe aortic stenosis (AS) is
controversial. We performed a meta-analysis to examine the impact on outcomes of aortic valve …

The use of cardiac implantable electronic devices in the management of patients with heart
rhythm conditions is well established. As the population ages, the use of cardiac implantable …

Introduction Implantable loop recorders (ILR) are predominantly implanted by cardiologists
in the catheter laboratory. We developed a nurse‐delivered service for the implantation of …

Highlights • Nitric oxide is a key mediator regulating vascular tone and angiogenesis. •
Aberrant production of NO is implicated in the development of PAD. • Drugs that increase NO …

Background: Recent reports suggest an association between ethnicity and COVID-19
mortality. In the present multi-center study, we aimed to assess the differences underlying this …

… Wei Yu Yao, Shi Yang Li, Ban Leong Sng, Yvonne Lim, and Alex Tiong Heng Sia contributed
to the conceptualization of this study. Wei Yu Yao … Ban Leong Sng and Yvonne Lim were …

Background: Renal impairment is a known predictor of mortality in both the general population
and in patients with cardiac disease. The aim of this study was to evaluate factors that …