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The Egyptian Heart Journal
Fig. 1 | The Egyptian Heart Journal

Fig. 1

From: The role of far-field intravascular ultrasound in transcatheter aortic valve replacement

Fig. 1

Intravascular ultrasound measurements of the aortic annulus diameters and surface area. The pullback is shown from right to left. A The IVUS image of the aortic annulus, the annulus area was 325 mm2; B corresponding longitudinal IVUS image at the site of junction between LVOT and the aortic cusps; C calcified aortic valve with signal drop-out; D corresponding longitudinal IVUS image of aortic valve cusps

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