Syncope Syncope with High Risk Cardiac Characteristics true true Finding A sudden loss of consciousness with loss of postural tone not related to anesthesia with high risk characteristics. High risk characteristics include non-ischemic dilated cardiomyopathy, or ischemic heart disease with significant ventricular dysfunction, hypertrophic cardiomyopathy, Brugada Syndrome, or Long QT Syndrome. cardiac syncope C100018 Syncope with High Risk Cardiac Characteristics C3272263 A sudden loss of consciousness with loss of postural tone not related to anesthesia with high risk characteristics. High risk characteristics include non-ischemic dilated cardiomyopathy, or ischemic heart disease with significant ventricular dysfunction, hypertrophic cardiomyopathy, Brugada Syndrome, or Long QT Syndrome. (ACC) SYNCOPE WITH HIGH RISK CHARACTERISTICS CDISC https://www.ncbi.nlm.nih.gov/pubmed/23190285 https://www.epilepsydiagnosis.org/epilepsy-imitators.html#longqt Syncope with High Risk Cardiac Characteristics