Fig. 24.1 Two-dimensional transthoracic echocardiogram using a parasternal long-axis view of the aortic root demonstrating a thickened, bright aortic valve. The aortic dimensions shown here include diameter of the left…
Study Approach TAVI System Mean age Logistic EuroSCORE % Periprocedure/30-day stroke % 30-day mortality 1-year stroke% 1-year survival Piazza et al. [6] Europe (51 sites) n = 646 TF: 646 CoreValve® TF:…
Fig. 28.1 Maximum intensity projection of a multidetector row CT angiogram demonstrating significant aortoiliofemoral calcific atheroma Recent efforts to minimize the contrast volume to prevent contrast-induced nephropathy associated with aortoiliofemoral…
Sequence Brief description SSFP (Steady-state free precession) Excellent tissue contrast between cardiac structures and blood pool in a time-resolved cine imaging sequence Useful for measuring chamber volumes, function and mass….
Edwards Sapien XT Medtronic CoreValve Annulus size and prosthetic valve size 18–22 mm Ë 23 mm valve 20–23 mm Ë 26 mm valve 21–25 mm Ë 26 mm valve…
Fig. 27.1 Reconstructing a double oblique transverse image of the basal ring from an MDCT in an 82-year-old male patient with severe symptomatic AS. From the coronal projection (a), a…
Etiology Mayo Clinic (1965)a (%) University of Minnesota (1979–1983)b (%) London (1976–1979)c (%) Mayo (1990)d (%) AFIP (1990–1997) (%) Toronto (2008)e (%) Bicuspid 49 49 56 36 30 32 Post-rheumatic…
Fig. 5.1 Computed tomographic angiography reveals significant left subclavian artery (LSA) tortuosity as it traverses the thoracic inlet, making it more prone to injury for a retrograde subclavian/transaxillary approach. In…
Fig. 26.1 “Line of perpendicularity.” This curve demonstrates the average caudal or cranial angulation required across the RAO to LAO spectrum to achieve perpendicularity to the valve plane Fig. 26.2…
Fig. 4.1 Current balloon-expandable transcatheter heart valves: Edwards SAPIEN THV (a) schemata and (b) following deployment with aortography and Edwards SAPIEN XT THV (c) schemata and (d) following deployment with…
