Thoracic aortic dissection ... echocardiography and MRI can be useful as well. Ascending aortic dissections are a surgical emergency. Without surgery, mortality rates within 2 weeks approach ...

Critical N/A < 0.7 The echocardiogram can both confirm the diagnosis of aortic stenosis and quantify the severity. Two-dimensional echocardiography can demonstrate a thickened aortic valve ...