Short versus long antiplatelet therapy after TAVI

Centre Hospitalier Universitaire De Caen Normandie0 个研究点目标入组 1,400 人开始时间: 2023年12月12日最近更新: 2024年7月22日

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•Age = 18, •Successful transfemoral TAVI for symptomatic aortic stenosis as defined by VARC-33 oSuccessful access, delivery of the device, and retrieval of the delivery system oCorrect positioning of a single prosthetic heart valve into the proper anatomical location oFreedom from surgery or intervention related to the device (excluding permanent pacemaker) or to a major vascular or access-related, or cardiac structural complication, •Written informed consent, •Social security affiliated, •French speaking, •Male or, post-menopausal -with no menses for 12 months without an alternative medical cause- or permanently sterilized -hystercetomy, bilateral salpingectomy or bilateral oophorectomy- female

•Un-successful TAVI defined by the absence of any of the above-mentioned criteria defining successful TAVI, •Women of childbearing potential: non menopaused -with no menses for 12 months without an alternative medical cause- and not permanently sterilized -hystercetomy, bilateral salpingectomy or bilateral oophorectomy-, •Alternative non-femoral-approach TAVI: apical, direct trans-aortic, subclavian, axillary or carotid approaches, •TAVI for other indications than aortic stenosis (pure aortic regurgitation), •Valve in valve TAVI, •Any indication for long term antiplatelet therapy: (e.g. coronary artery disease, cerebrovascular disease, peripheral arterial disease…) at any time prior to randomization, •Any indication for oral anticoagulation: (e.g. atrial fibrillation, deep vein thrombosis, pulmonary embolism, ventricular thrombus…) at any time prior to randomization, •Patients on long term antiplatelet or anticoagulant therapy prior to TAVI for any other indication than TAVI, •Any contraindication to long term antiplatelet therapy (e.g. allergy or intolerance to aspirin, major bleeding, high bleeding risk, thrombocytopenia < 50 000, major haemostasis disorder…), •Adult with protective measures (tutorship, curatorship)

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