Right ventricular infarction.

摘要: Right ventricular myocardial infarction, long unrecognized because of a lack diagnostic methods and unsupported beliefs regarding the dispensability right ventricle, may now be diagnosed using well-accepted criteria. infarction is clearly associated with anterior left as well inferior infarction. It occur in 30% to 40% patients although much smaller percentage experience hemodynamic instability on basis Pathophysiologically, systolic diastolic dysfunction are exacerbated by pericardial restraint concomitant dysfunction, accounting for characteristic findings cardiogenic shock marked preload dependence many patients. suspected grounds clinical presentation, physical examination, enzymatic findings, confirmed well-defined electrocardiographic, radionuclide, echocardiographic, Once diagnosed, requires specific pharmacologic management, including judicious use volume expansion inotropic support. Several forms mechanical surgical intervention therapeutic value treating disturbances recognized complications. With appropriate prognosis generally favorable.