Clinical trials: Cardiovascular System
Thrombosis
Vitamin K2 Intervention in Patients With Vitamin K Antagonists
The objective of the SAFE K study is to demonstrate that in patients treated with the antagonists of vitamin K (VKA), a daily intake of vitamin K2 (75 micrograms/day) as naturally produced by the ferments used in fermented dairy…
- Trial name
- SAFEK (NCT01533441)
- Testing
- Vitamin K2
- Where
- France
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Danisco
Metabolic Disease, Obesity
Characterization of Patients With Uncommon Presentations and/or Uncommon Diseases Associated With the Cardiovascular System
Background: Researchers are interested in studying individuals who have known or suspected metabolic, inflammatory or genetic diseases that may put them at a high risk for heart diseases or diseases of their blood vessels.
- Conditions
- Metabolic Disease, Obesity, Li-Fraumeni Syndrome, Cardiomyopathy
- Trial name
- NCT01143454
- Testing
- NSR IDE-MRI: Research pulse sequences
- Where
- 3 sites in United States
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Cardiovascular Risk Factor, Metabolic Complication
Cold Water Immersion and Atherosclerosis, Inflammation, Fat Accumulation and Lipid Profile Parameters
The impact of the environment on human health is considerable. An important factor is the effect of temperature on the human body, where either the effects of short-term exposure to extreme temperatures (cryotherapy, sauna, etc.)…
- Conditions
- Cardiovascular Risk Factor, Metabolic Complication, Endocrine; Complications, Immune System Diseases
- Trial name
- NCT04642066
- Testing
- Cold water immersion, No cold water immersion
- Where
- Slovakia
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Pavol Jozef Safarik University
Cardiovascular Risk Factor
Prospective, Single-Center, Non-Randomized Study of the PhysioWave™ Cardiovascular Analyzer
This is a prospective, single-center, non-randomized validation study being conducted under a non-significant risk study design with the primary aim to evaluate PWV, PR, and BW accuracy in a sample of subjects representative of…
- Trial name
- NCT03126994
- Testing
- PhysioWave Cardiovascular Analyzer, AtCor XCEL PWA & PWV, Detecto SOLO
- Where
- United States
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- PhysioWave, Inc.
Heart Failure, Systolic, Ketonemia
Ketones in Heart Failure - Effects on Cardiac Efficiency
Ketones may have beneficial effects on myocardial metabolism and hemodynamics. In the present study, healthy test subjects and patients with heart failure with reduced ejections fraction will be investigated in a randomized…
- Trial name
- NCT03073356
- Testing
- Infusion of 3-OHB
- Where
- Denmark
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Pulmonary Embolism
Non-invasive Diagnosis of Pulmonary Embolism by Use of Biomarkers in Exhaled Breath
In this study, a new, non-invasive method for diagnosis of pulmonary embolism (PE) will be tested. In pre-clinical studies, the investigators have identified 151 putative biomarkers for pulmonary embolism in the exhaled breath…
- Trial name
- NILEX (NCT06135220)
- Testing
- New method for diagnosis of pulmonary embolism (PE) in order to validate/consolidate 151 putative identified biomarkers for PE in the exhaled breath.
- Where
- Denmark
- Volunteers
- 88 people, healthy volunteers welcome
- Sponsor
- Aalborg University Hospital
Aneurysm
Cognition and Functional Connectivity After Elective Treatment of Brain Aneurysms
The aim of this proposal is to investigate the effects of uneventful microsurgical and endovascular treatment of unruptured saccular non-giant anterior communicating artery [ACoA] aneurysms on resting state functional…
- Trial name
- NCT03140020
- Testing
- Clipping, Coiling
- Where
- 2 sites in Austria
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Hypertension in Pregnancy, Preeclampsia
Response to Anti-hypertensives in Pregnant and Postpartum Patients
In this study, the investigators will evaluate the blood pressure response to nifedipine and labetalol in pregnant and postpartum patients, who present with hypertensive disease in pregnancy with severe range blood pressure…
- Trial name
- NCT03506724
- Testing
- Nifedipine, Labetalol
- Where
- 2 sites in United States
- Volunteers
- 109 people, healthy volunteers welcome
- Sponsor
- Icahn School of Medicine at Mount Sinai
Perioperative Hypertension, Hypertension
Exploring Time-efficient Strategies to Improve Fitness for Surgery in Older Adults
The incidence of conditions requiring surgical intervention increases with age, however there is a reported decline in the rates of elective surgical procedures in those over 65.
- Trial name
- eHHH (NCT03019146)
- Testing
- HIIT, HOLD, HUG
- Where
- United Kingdom
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- University of Nottingham
Coronary Artery Disease
Strain-Encoded Cardiac Magnetic Resonance Imaging for Dobutamine Stress Testing
The purpose of this study is to compare the diagnostic value of SENC to that provided by conventional wall motion analysis for the detection of inducible ischemia during DS-MRI.High-dose dobutamine stress magnetic resonance…
- Trial name
- NCT00758654
- Where
- Germany
- Volunteers
- 320 people, healthy volunteers welcome
- Sponsor
- Heidelberg University
Long QT Syndrome Type 1 or 2
Comparison Between Epinephrine and Exercise Test in QT Long Syndrome Patients
The aim of the study is to evaluate the best stress exam to unmask long QT in patient with KCNQ1 or KCNH2 mutation without long QT interval in rest electrocardiogram.
- Trial name
- QT long (NCT01745666)
- Testing
- exercise test, Epinephrine test
- Where
- 8 sites in France
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- Nantes University Hospital
Peripheral Arterial Disease, Intermittent Claudication
Exercise Rehabilitation in Veterans With PAD
Peripheral artery disease (PAD) results in blockages of arteries (blood vessels) and decreased blood flow to the legs. This may cause difficulty or pain with walking or other activities that use leg muscles.
- Trial name
- NCT02607046
- Testing
- Exercise training, NMES
- Where
- United States
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Thrombosis
Venous Vascularization and Inflammation on Contrast-enhanced Ultrasound (CEUS) in Patients With Thrombosis
Background: Contrast-enhanced ultrasound (CEUS) visualization of the adventitial vasa vasorum. Late phase CEUS detect inflammation by visualizing microbubbles phagocytosed by monocytes.
- Trial name
- NCT01367769
- Testing
- No intervention
- Where
- Switzerland
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Cardiovascular Diseases, Heart Diseases
CVD Risk Factors and Sexual Identity in Women
To examine potential differences in the prevalence and pattern of risk factors for coronary heart disease in a sample of 500 self-identified lesbians and 500 heterosexual women, matched for age, socioeconomic status, and…
- Conditions
- Cardiovascular Diseases, Heart Diseases, Coronary Disease
- Trial name
- NCT00058669
- Volunteers
- 1,174 people, healthy volunteers welcome
- Sponsor
- University of Pittsburgh
Diabetes Mellitus, Hypertension
Impact of INsulin Sensitivity on Cardiovascular Risk Markers During 10-20 Years of FOllow up
The purpose of this study is to identify risk factors for insulin resistance and to investigate the influence of insulin sensitivity on development of cardiovascular risk markers like blood pressure, heart rate, body build…
- Conditions
- Diabetes Mellitus, Hypertension, Ischemic Heart Disease, Stroke
- Trial name
- INFO (NCT01412554)
- Where
- Norway
- Volunteers
- 103 people, healthy volunteers welcome
- Sponsor
- Oslo University Hospital
ST Elevation (STEMI) Myocardial Infarction
LA Strain in Predicting Early Complication in STEMI After PPCI
The goal of this observational study To evaluate the predictive value of left atrial strain for in-hospital outcomes in patients with ST-segment elevation myocardial infarction undergoing PPCI.
- Trial name
- NCT07263282
- Testing
- 2D echocardiography
- Where
- Egypt
- Volunteers
- 135 people, healthy volunteers welcome
- Sponsor
- Assiut University
Post-Traumatic Stress Disorder, Depression
Long Term Health Outcomes of Women Veterans' Service During the Vietnam Era
Little is known about the long-term health and mental health status of women Vietnam veterans. For many of these women, the effects of this war are still present in their daily lives.
- Conditions
- Post-Traumatic Stress Disorder, Depression, Diabetes, Cardiovascular Disease
- Trial name
- Health ViEWS (NCT00958061)
- Where
- United States
- Volunteers
- 4,219 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Aging, Cardiovascular Risk Factor
A Combined Multidomain Intervention to Prevent Cognitive Decline Associated With Cardiovascular Risk Factors.
The ACTIONcardioRisk trial is designed to investigate the effect of aerobic and progressive resistance training exercises combined with cognitive training, on neurocognitive functioning of sedentary older adults with and without…
- Trial name
- ACTIONcR (NCT04962061)
- Testing
- Cognitive Training, Aerobic and resistance exercises, Stretching and Toning
- Where
- Canada
- Volunteers
- 159 people, healthy volunteers welcome
- Sponsor
- Louis Bherer
Cognitive Function 1, Social, Competence
Heart Rate Variability and Cognitive Load on Image-Based Virtual Reality Instructional Design in Otolaryngology
This study aims to compare heart rate variation, cognitive load, and learning outcomes of novel image-based virtual reality with traditional video in learning for otolaryngology.
- Conditions
- Cognitive Function 1, Social, Competence, Heart Rate Fast, Learning, Spatial
- Trial name
- NCT03501641
- Testing
- image-based virtual reality learning, video-based learning
- Where
- Taiwan
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Chang Gung Memorial Hospital
Aneurysm Cerebral
Complex Aneurysm Registry - Real-World Evidence Data Collection Intracranial Aneurysm Treatment Devices
To collect real-world evidence allowing assessment of functional, imaging, and safety outcomes of commercially available MicroVention devices used for the endovascular treatment of intracranial aneurysms (IA) at the direction of…
- Trial name
- CAR (NCT06215105)
- Testing
- Intracranial Aneurysm Devices
- Where
- 5 sites in United States
- Volunteers
- 750 people, healthy volunteers welcome
- Sponsor
- Microvention-Terumo, Inc.
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