Clinical trials: Coronary Aneurysm
Heart Disease, Vasodilation
Interaction of Apelin and Angiotensin in the Human Forearm Circulation
The apelin-APJ system is a relatively new discovery. It has generated interest in part due to it's apparent ability to counteract the renin-angiotensin system, which is frequently overactive in many cardiovascular disease.
- Trial name
- NCT00901745
- Testing
- Angiotensin II, Noradrenaline infusion
- Where
- United Kingdom
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh
Turner Syndrome, Aortic Aneurysm
Prospective Characterization of the Heart, Aorta and Blood Pressure in Turner Syndrome. Association With Aortic Dissection.
Turner syndrome is a congenital complete or partial lack one of the female sex chromosomes affecting 1 of 2000 live born girls. The syndrome is characterized by an increased prevalence of ischemic heart disease, aortic dilation…
- Conditions
- Turner Syndrome, Aortic Aneurysm, Ischemic Heart Disease, Hypertension
- Trial name
- TSCORII (NCT01678274)
- Where
- Denmark
- Volunteers
- 106 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Ectasia, Coronary Artery Disease
Coronary Artery Ectasia in Elective Coronary Angiography : Predictors, Outcomes and Management
Coronary artery ectasia (CAE) is the diffuse dilatation of coronary artery. It is defined as a dilatation with a diameter of 1.5 times the adjacent normal coronary artery .
- Trial name
- NCT03896321
- Testing
- Antiplatelet Agents, Anticoagulants
- Where
- Egypt
- Volunteers
- 79 people, healthy volunteers welcome
- Sponsor
- Assiut University
Coronary Artery Ectasia
Effect of Diltiazem on Coronary Artery Ectasia
Coronary artery ectasia (CAE) has been defined as localized or diffuse dilatation of epicardial coronary arteries more than 1.5 fold of adjacent normal segments.
- Trial name
- NCT02024919
- Testing
- intracoronary administration of diltiazem, intracoronary injection of 5 mL saline
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Ankara University
Myocardial Infarction, Ischemic Stroke
Understanding the Role of Autoimmune Disorders on the Initial Presentation of Cardiovascular Disease
Autoimmune diseases are diseases in which inappropriate immune responses that have the capability of harming host cells play an important role.
- Conditions
- Myocardial Infarction, Ischemic Stroke, Stroke, Subarachnoid Haemorrhage
- Trial name
- NCT02062021
- Testing
- No intervention
- Where
- United Kingdom
- Volunteers
- 200,000 people, healthy volunteers welcome
- Sponsor
- University College, London
Calcific Aortic Stenosis, Calcific Aortic Stenosis - Bicuspid Valve
Identification of Genetic Causes of Calcific Aortic Valve Disease
This study aims to identify the molecular genetic causes of the variability in development of calcific aortic valve disease in bicuspid and tricuspid aortic valves and their associated aortic dilation.
- Conditions
- Calcific Aortic Stenosis, Calcific Aortic Stenosis - Bicuspid Valve, Aortic Valve Disease, Aortic Valve Calcification
- Trial name
- NCT04149600
- Testing
- Patients scheduled to undergo aortic valve replacement or aortic surgery at BIDMC will be approached for participation in this study.
- Where
- United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Beth Israel Deaconess Medical Center
Internal Mammary Artery Syndrome, Vasodilation
Effect of Topically-applied Milrinone or Nitroglycerin on Internal Mammary Artery Free Flow
Forty-six consecutive patients undergoing elective primary coronary artery bypass grafting were enrolled. After the left IMA was harvested, free flow was measured under controlled hemodynamic conditions before any intervention…
- Trial name
- NCT06301880
- Testing
- The topical application of a vasodilator on the LIMA graft
- Where
- Syria
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Damascus University
Abdominal Aortic Aneurysm, Coronary Artery Disease
White Blood Cell Counts and Onset of Cardiovascular Diseases: a CALIBER Study
The complete blood count is a commonly performed blood test, and previous small studies have suggested that the counts of some types of white blood cell in the complete blood count may be related to the onset of cardiovascular…
- Conditions
- Abdominal Aortic Aneurysm, Coronary Artery Disease, Stroke, Heart Failure
- Trial name
- CALIBER (NCT02014610)
- Volunteers
- 800,000 people, healthy volunteers welcome
- Sponsor
- University College, London
Heart Diseases, Cardiovascular Diseases
Risk Factors in the Initial Presentation of Specific Cardiovascular Disease Syndromes
Cardiovascular disease (CVD) is an important public health problem that affects millions of people worldwide. Associations between risk factors, such as smoking, dyslipidaemia or hypertension, and prevalent CVD are well…
- Conditions
- Heart Diseases, Cardiovascular Diseases, Acute Myocardial Infarction, Unstable Angina
- Trial name
- NCT01804439
- Volunteers
- 2,240,000 people, healthy volunteers welcome
- Sponsor
- University College, London
Coronary Artery Ectasia
Ischemia and Inflammatory Markers Among Patients With Coronary Artery Ectasia
study the ischemic burden in patients with CAE, and its relation to inflammatory markers. To assess the ischemic response during exercise ECG among patients with different variants of CAE.
- Trial name
- NCT05692115
- Testing
- stress ECG
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Assiut University
Abdominal Aortic Aneurysm, Coronary Heart Disease
Ethnicity and Onset of Cardiovascular Disease: A CALIBER Study
Specific cardiovascular diseases, such as stroke and heart attack, have been shown to vary by ethnic group. However, less is known about differences between ethnic groups and a wider range of cardiovascular diseases.
- Conditions
- Abdominal Aortic Aneurysm, Coronary Heart Disease, Sudden Cardiac Death, Intracerebral Haemorrhage
- Trial name
- NCT02176174
- Volunteers
- 1,068,318 people, healthy volunteers welcome
- Sponsor
- University College, London
Aneurysm Aortic Root, Aortic Valve, Bicuspid
Aortic Valve Dynamics During Exercise After Valve Sparing Root Replacement Surgery
Aortic valve sparing operations are applied in patients with a non-calcified tricuspid or bicuspid aortic valve associated with a root aneurysm, in order to preserve the valve, and avoid new aortic dilatation by stabilizing the…
- Trial name
- NCT04205474
- Testing
- graded bicycle test
- Where
- Belgium
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University Hospital, Ghent
Coronary Artery Ectasia
Arrhythmogenic Risk Assessment in Coronary Artery Ectasia Patients
The investigators thought to explore arrhythmias outcome - hidden arrhythmias, ECG features: Tp-Te interval and Tp-Te/QTc ratio, fQRS among patients with coronary artery ectasia as compared to normal coronary artery patients.
- Trial name
- NCT05106530
- Testing
- Holter, ECG
- Where
- Egypt
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Assiut University
Atherosclerosis of Coronary Artery, Cardiovascular Disease
Radiation Dose From Computed Tomography Before and After Implementation of a High Pitch Dual Spiral Technique
The purpose of this study is to compare the radiation exposure of a variety of chest CT examinations performed on the current state of the art CT scanners (64 slice, dual source CT scanner) with the radiation exposure for…
- Conditions
- Atherosclerosis of Coronary Artery, Cardiovascular Disease, Pulmonary Embolism, Aortic Aneurysm Without Mention of Rupture Nos
- Trial name
- FLASH (NCT01111760)
- Where
- United States
- Volunteers
- 334 people, healthy volunteers welcome
- Sponsor
- Michael Gallagher
Heart Disease, Vasodilation
Interaction of Apelin and Angiotensin in the Human Forearm Circulation
The apelin-APJ system is a relatively new discovery. It has generated interest in part due to it's apparent ability to counteract the renin-angiotensin system, which is frequently overactive in many cardiovascular disease.
- Trial name
- NCT00901888
- Testing
- Apelin infusion, Sodium nitroprusside infusion
- Where
- United Kingdom
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh
Bicuspid Aortic Valve
Bicuspid Aortic Valve (BAV) Registry
The purpose of this registry is to gather information on patients with bicuspid aortic valve disease.
- Trial name
- BAV (NCT01756222)
- Where
- United States
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Other Acute Illnesses Presenting to the Hospital, Heart Failure
Evaluation of Implementation of a National Point-of-Care Ultrasound Training Program
This VA QUERI Partnered Evaluation Initiative will evaluate the impact of an immersive Point-of-care Ultrasound (POCUS) Training Course on provider skill acquisition and retention; the frequency of POCUS use by trained providers…
- Conditions
- Other Acute Illnesses Presenting to the Hospital, Heart Failure, Pneumonia, Deep Venous Thrombosis
- Trial name
- NCT03296280
- Where
- United States
- Volunteers
- 116 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Bicuspid Aortic Valve, Thoracic Aortic Aneurysm
Assessment of Risk in Thoracic Aortopathy Using 18F-Sodium Fluoride
Patients with bicuspid aortic valve-related aortopathy are at increased risk of aortic dilatation, dissection and rupture. Currently, risk stratification is largely based on aortic diameter measurements, with those deemed high…
- Conditions
- Bicuspid Aortic Valve, Thoracic Aortic Aneurysm, Aortic Dissection
- Trial name
- AoRTAS (NCT04083118)
- Testing
- clinical evaluation, blood markers, pulse wave analysis, 18F sodium fluoride PET/CT and PET/MRI, Repeat 18F sodium fluoride PET/MRI
- Where
- United Kingdom
- Volunteers
- 95 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh
Abdominal Aortic Aneurysm, Coronary Heart Disease NOS
Social Deprivation and Initial Presentation of 12 Cardiovascular Diseases: a CALIBER Study
Study of heterogeneity in associations between social deprivation and the initial presentation of 12 cardiovascular diseases.
- Conditions
- Abdominal Aortic Aneurysm, Coronary Heart Disease NOS, Unheralded Corronary Death, Intracerebral Haemorrhage
- Trial name
- IP4 (NCT01937065)
- Testing
- No treatment
- Where
- United Kingdom
- Volunteers
- 1,937,360 people, healthy volunteers welcome
- Sponsor
- University College, London
Rare Diseases, Thoracic Aortic Aneurysm (TAA)
Fibroblasts and Thoracic Aortic Aneurysms: in Vitro Characterization in With Marfan Syndrome and Genetic Aortic Diseases
The aim of the present study is to characterise the phenotype of fibroblasts and to classify different mechanisms involved in the onset and progression of TAAD in syndromic and non-syndromic subjects in order to evaluate…
- Conditions
- Rare Diseases, Thoracic Aortic Aneurysm (TAA), Marfan Syndrome
- Trial name
- FIBRA (NCT06786754)
- Where
- Italy
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- IRCCS Policlinico S. Donato