Transcatheter aortic valve implantation (TAVI) is a life-prolonging treatment in patients deemed ineligible for surgical aortic valve replacement1. Non-invasive imaging is essential for evaluating patient eligibility, planning of vascular access and sizing, which is selecting a prosthesis size that matches the patient anatomy. A joined ESC/EACTS/EAPCI committee recommended patient selection based on multiple imaging modalities2.
In the majority of TAVI cases performed so far, the preprocedural planning has been done based on two-dimensional (2D) imaging modalities including echocardiography and contrast angiography (CA). However, it is now recognised that the aortic root has a complex three-dimensional (3...
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