Imprecise Diagnoses
Harvard Medical SchoolGenetic testing has greatly improved physicians’ ability to detect potentially lethal heart anomalies among asymptomatic family members of people who suffer cardiac arrest or sudden cardiac death. But a study from Harvard Medical School published in the Aug. 18 issue of The New England Journal of Medicine shows that over the last decade these lifesaving tools may have disproportionately misdiagnosed one cardiac condition — hypertrophic cardiomyopathy (HCM) – in black Americans.