Aetiology and associated outcomes of myocardial injury as defined by postoperative troponin elevation in high-risk patients after noncardiac surgery: a single-centre retrospective cohort study
Background Myocardial injury after noncardiac surgery is common, is frequently clinically silent, and arises from heterogeneous mechanisms. Whether structured aetiological assessment using an existing hierarchical framework is applicable in high-risk patients remains uncertain. The primary aim of this study was to dete...