Since the first report of an association between cardiac troponin (cTn) and adverse outcome in hypertrophic cardiomyopathy (HD), there is a paucity confirmative data. We performed prospective, prespecified 5-year follow-up cohort study 135 HC patients who participated national multicenter project underwent clinical evaluation, MRI (cine, LGE T2-weighted imaging) biomarker assessment (high-sensi...