Proteomics and recurrence of atrial fibrillation: a pilot study nested in the PREDIMAR trial.

Introduction: Atrial fibrillation (AF) is the most common sustained cardiac arrhythmia worldwide. Although catheter ablation is the most efficacious therapy, relapses occur frequently (30%) in the first year after ablation. Novel biomarkers of recurrence are needed for a better prediction of recurrence and management of AF.

In Science Journals.

Highlights from the family of journals.

When the heart and tumours intertwine: pulmonary hypertension associated with a neuroendocrine tumour-a case report.

Background: Pulmonary hypertension caused by extrinsic pulmonary vascular compression secondary to mediastinal neuroendocrine tumours is a very rare condition, posing a diagnostic challenge. There is no clear consensus regarding the best treatment strategy due to the lack of clinical data, leading to poor prognoses for these patients.

Case Summary: We present the case of a 38-year-old man hospitalized with signs of pulmonary hypertension and acute heart failure.

In Science Journals.

Highlights from the family of journals.

Community Views of Determinants of Men's Wellbeing in Guatemala: A Study Using Fuzzy Cognitive Mapping.

Background: In post-conflict Guatemala, Indigenous men's psychological distress has been linked to violence exposure, disrupted social support systems, and structural inequities.

Purpose: We aimed to document how communities themselves understand men's wellbeing and the factors that influence men's wellbeing.

Research Design And Study Sample: Fuzzy Cognitive Mapping with 20 stakeholder groups in Santiago Atitlán and Cuilco, Guatemala defined men's wellbeing in local terms and identified the influences community groups understood to promote and detract from men's wellbeing.