Clinical Trials A continuación, se enumeran los ensayos clínicos actuales.93 estudios en Cardiovascular Diseases and Cardiac Surgery (solo estudios abiertos). Filtra esta lista de estudios por sede, estado, etc. His Bundle Pacing in Bradycardia and Heart Failure Rochester, Minn. Participants in this study will either have heart failure (HF) and are scheduled to undergo cardiac resynchronization therapy pacemaker (CRT-P) or cardiac resynchronization therapy defibrillator (CRT-D) implantation, or have atrioventricular (AV) block and are scheduled to undergo dual chamber pacemaker implantation. In this study additional heart rhythm measurements will be collected during the implant procedure to better understand how His bundle and/or parahisian pacing (HISP) effects electrical conduction in the hearts of patients with HF or AV block. The hypothesis is that His bundle or parahisian pacing (HISP) may normalize atrioventricular (AV) conduction with a narrow combination of the Q wave, R wave and S wave (QRS complex) in functional bundle branch block or conduction delay in patients with heart failure (HF). Expanded Access Protocol of Patisiran for Patients With Hereditary ATTR Amyloidosis (hATTR) Rochester, Minn. The purpose of this study is to provide expanded access of patisiran to patients with hereditary transthyretin-mediated amyloidosis (hATTR). the Mayo Cardiac Sarcoid Registry Rochester, Minn., Jacksonville, Fla. Aims, purpose, or objectives: Develop a retrospective registry of patients with cardiac sarcoidosis Develop a prospective registry of patients with cardiac sarcoidosis Understand the natural history of cardiac sarcoidosis through evaluation of outcomes of patients in the registry Determine risk factors for sarcoid involvement of the heart Evaluate outcomes of patients both treated and untreated with cardiac sarcoidosis Understand the complications of untreated and treated cardiac sarcoidosis A Study to Identify the Genetic Defect(s) in Individuals with Arrhythmogenic Bi-Leaflet Mitral Prolapse (aBiMVP) Rochester, Minn. The purpose of this study is to elucidate the genetic basis of aBiMVP in hopes of determining novel mechanisms that underlie aBiMVP pathogenesis. Carotid Revascularization and Medical Management for Asymptomatic Carotid Stenosis Trial Scottsdale/Phoenix, Ariz. Carotid revascularization for primary prevention of stroke (CREST-2) is two independent multicenter, randomized controlled trials of carotid revascularization and intensive medical management versus medical management alone in patients with asymptomatic high-grade carotid stenosis. One trial will randomize patients in a 1:1 ratio to endarterectomy versus no endarterectomy and another will randomize patients in a 1:1 ratio to carotid stenting with embolic protection versus no stenting. Medical management will be uniform for all randomized treatment groups and will be centrally directed. A Study to Compare the Effectiveness of Different High-intensity Interval Training Programs in Cardiac Rehabilitation Rochester, Minn. The main purpose of the study is to examine the effect of two different high intensity interval training (HIIT) prescription approaches on improving fitness, heart function, and the ability of the body's muscles to receive oxygen. The two approaches of the same total exercise durston will include: 1) HIIT with progressively increased interval durations (PRO-HIIT) versus 2) HIIT with constant shorter interval durations (CON-HIIT). The study hypothesis is that the progressively increased interval duration at high-intensity (PRO-HIIT) will result in a greater increases in fitness, heart function, and the ability of the body's muscles to receive oxygen in patients enrolled in cardiac rehabilitation. A Study to Evaluate Aortic Dilatation in Patients with Conotruncal Abnormalities Rochester, Minn. The purpose of this study is to assess operative and postoperative outcomes after aortic valve surgery, evaluate for changes in ascending aorta diameter by comparing pre-operative CT imaging to measurements on follow-up imaging, and examine late outcomes and functional status during the follow-up period with specific focus on mortality, need for re-operation and incidence of aortic dissection. Left Atrial Appendage Exclusion for Prophylactic Stroke Reduction Trial Rochester, Minn. The objective of this trial is to evaluate the effectiveness of left atrial appendage exclusion (LAAE) for the prevention of ischemic stroke or systemic arterial embolism in subjects undergoing cardiac surgery who have risk factors for atrial fibrillation and ischemic stroke. A Study of Sexual Dysfunction in Patients with Hypertrophic Obstructive Cardiomyopathy Undergoing Septal Myectomy Rochester, Minn. The purpose of this study is to determine how many patients suffer from sexual function problems and ascertain if they are improved or modified by cardiac surgical intervention. Hospital Diuretic Therapy and Associated Risk of Heart Failure in Treating Fluid Volume Overload Rochester, Minn. The objective of this proposal is to assess blood-plasma volume (TBV-PV) status quantitatively in patients with DHF admitted to hospital for volume management, and to determine how effective standard diuretic therapy is in achieving euvolemia and the impact of their quantitated volume status at the time of hospital discharge on heart failure related morality and re-hospitalizations. Thus, to determine if quantitative blood volume analysis could potentially serve as an effective tool to guide more effective in-hospital diuretic therapy to achieve better outcomes in patients hospitalized with clinically identified volume overload. Numeración de páginas Estudios clínicos AnteriorPágina anterior Ir a página 33 Ir a página 44 Ir a página 55 Ir a página 66 Ir a página 77 SiguientePróxima página Profesionales médicos Cardiovascular Diseases & Cardiac Surgery clinical-trials