To the Editor:A 70-year-old male patient underwent transcatheter aortic valve implantation(TAVI)for severe aortic stenosis.Echocardiography showed that the peak velocity in aortic valve was 4.33 m/s,with a peak pressu...To the Editor:A 70-year-old male patient underwent transcatheter aortic valve implantation(TAVI)for severe aortic stenosis.Echocardiography showed that the peak velocity in aortic valve was 4.33 m/s,with a peak pressure gradient of 75 mmHg and a mean pressure gradient of 38 mmHg.The end-systolic dimension and end-diastolic dimension of left ventricle was 31.7 and 50.0 mm,respectively.展开更多
文摘To the Editor:A 70-year-old male patient underwent transcatheter aortic valve implantation(TAVI)for severe aortic stenosis.Echocardiography showed that the peak velocity in aortic valve was 4.33 m/s,with a peak pressure gradient of 75 mmHg and a mean pressure gradient of 38 mmHg.The end-systolic dimension and end-diastolic dimension of left ventricle was 31.7 and 50.0 mm,respectively.
