Clinical trials: Magnetic Resonance Imaging (MRI), Functional
Obsessive-Compulsive Disorder (OCD)
Preliminary Explorative Study of Magnetic Resonance-Guided Focused Ultrasound Surgery in Refractory Obsessive-Compulsive Disorder Patients
The goal of this clinical trial is to evaluate If magnetic resonance-guided focused ultrasound works to treat refractory obsessive-compulsive disorder in adults.
- Trial name
- NCT06816511
- Testing
- magnetic resonance-guided focused ultrasound surgery, MRgFUS
- Where
- Taiwan
- Volunteers
- 10 people
- Sponsor
- National Taiwan University Hospital
Isolated Cervical Dystonia, Complex Dystonia
Functional MRI and DTI in the Preoperative Assessment of Dystonia
The aim of this study is to evaluate the organization of the motor circuit in a group of patients suffering from dystonia compared with a group of healthy controls.
- Conditions
- Isolated Cervical Dystonia, Complex Dystonia, Spasticity
- Trial name
- IRMF-DIFF (NCT02877836)
- Testing
- magnetic resonance imaging (fMRI)
- Where
- France
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- University Hospital, Montpellier
Ischemia-reperfusion Injury
Heme Arginate in Functional Magnetic Resonance Imaging (fMRI)
Ischemia reperfusion injury may be attenuated by HO-1 induction. Heme arginate showed protective effects during prolonged ischemia in animal studies.
- Trial name
- NCT01461512
- Testing
- heme arginate administration
- Where
- Austria
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- MWolzt
Tissue Adhesions
Cine-magnetic Resonance Imaging (MRI) Detecting Intra Abdominal Adhesions
Official title: Sensitivity and predictive value of functional cine magnetic resonance imaging (MRI) detecting intra-abdominal adhesions Background: Adhesions are a frequent problem in abdominal surgery.
- Trial name
- NCT00882167
- Testing
- CineMRI
- Where
- 5 sites in Netherlands
- Volunteers
- 100 people
- Sponsor
- Radboud University Medical Center
Microvascular Obstruction (MVO), Multivessel Coronary Artery Disease
For Patients With Myocardial Infarction and Multiple Vessel: Testing if Ultrasound (UFR) Can Guide All Needed Treatment in One Procedure, Avoiding a Return Hospital Visit for a Second Operation.
Brief Summary The Purpose of the Study : The purpose of this study is to find a safe and reliable "one-stop" solution for treating heart attack patients who have multiple blocked arteries.
- Conditions
- Microvascular Obstruction (MVO), Multivessel Coronary Artery Disease, ACS (Acute Coronary Syndrome), ST Elevation Myocardial Infarction (STEMI)
- Trial name
- ACT-EVOLVE (NCT07264881)
- Testing
- IVUS-based Fractional Flow Reserve (UFR), Invasive Coronary Physiology Measurement (FFR/RFR/IMR), Cardiac Magnetic Resonance (CMR)
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Beijing Anzhen Hospital
Perinatal Hypoxia, Dopamine
Measuring Brain Activity of School Age Children
This observational study will investigate whether differences in birth events and oxygen levels during the newborn period affects the brain activity of children during the middle childhood years.
- Conditions
- Perinatal Hypoxia, Dopamine, Neurobehavioral Manifestations
- Trial name
- NCT03407729
- Testing
- Magnetic Resonance Imaging, Cognitive Performance Testing
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Case Western Reserve University
Childhood Absence Epilepsy [Pyknolepsy]
Functional Magnetic Resonance Imaging (fMRI) Study of Memory in Children
Memory is a cognitive function whose development is still poorly documented in children, but which is often disturbed in temporal epilepsy. There are no studies about the disorders of episodic memory.
- Trial name
- NCT00242905
- Testing
- Study of memory using MRI
- Where
- 2 sites in France
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Posttraumatic Stress Disorders
Cognitive Training for Post Traumatic Stress Disorder: Effects on Cognitive, Emotional, and Brain Function
The purpose of this pilot study is to determine the effects of computer-based training in executive functioning compared to word games on cognitive and emotional aspects of combat-related PTSD.
- Trial name
- NCT01644851
- Testing
- Executive function training
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Missouri, Kansas City
Myocardial Ischemia, Exercise
Exercise-induced Changes in Cardiac Function & Morphology
Until now it has been assumed that regular endurance training has a positive influence on cardiac function and that the positive effect increases with increasing intensity.
- Conditions
- Myocardial Ischemia, Exercise, Myocardial Contraction, Myocardial Stunning
- Trial name
- NCT01179802
- Testing
- Strenuous Endurance exercise
- Where
- Switzerland
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Transcranial Direct Current Stimulation, Functional Magnetic Resonance Imaging
Intervention Effect of High Definition Transcranial Direct Current Stimulation (HD-tDCS) on Depressive Disorder
To investigate the intervention effect of high definition transcranial direct current stimulation (HD-tDCS) on somatic symptoms in patients with depressive disorder and its underlying neural mechanism by MRI.
- Conditions
- Transcranial Direct Current Stimulation, Functional Magnetic Resonance Imaging, Depressive Disorder
- Trial name
- NCT05286645
- Testing
- High definition transcranial direct current stimulation
- Where
- China
- Volunteers
- 57 people
- Sponsor
- Anhui Medical University
Frail Elderly
Cognitive Function and Prevalence of Amyloid Marker in Frail Older Adults
The current study seeks to examine the prevalence of amyloid pathology, among patients referred to the Toulouse Geriatric Frailty Clinic presenting objective memory impairment.
- Trial name
- COGFRAIL (NCT03129269)
- Testing
- MRI and PET scan
- Where
- France
- Volunteers
- 344 people
- Sponsor
- University Hospital, Toulouse
Normal Physiology, Opioid Use Disorders
Brain Dopaminergic Signaling in Opioid Use Disorders
Background: The chemical messenger dopamine carries signals between brain cells. It may affect addiction. Heavy use of pain medicines called opioids may decrease the amount of dopamine available to the brain.
- Trial name
- NCT03190954
- Testing
- [11C]raclopride plus drug, [11C]NNC-112
- Where
- United States
- Volunteers
- 153 people
- Sponsor
- National Institute on Alcohol Abuse and Alcoholism (NIAAA)
Olfactory Dysfunction, Chronic Rhinosinusitis With Nasal Polyps (CRSwNP)
Neural Dissimilarity in Patients With Chronic Rhinosinusitis With Nasal Polyps Treated With Biologics
This project will focus on rehabilitation of olfactory dysfunction in patients with chronic rhinosinusitis with polyps given biological treatment based on functional magnetic resonance imaging.
- Conditions
- Olfactory Dysfunction, Chronic Rhinosinusitis With Nasal Polyps (CRSwNP), Functional Magnetic Resonance Imaging (fMRI)
- Trial name
- NCT07819162
- Where
- Denmark
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Therapeutic Mechanism of Antidepressants for Refractory FD
MRI Study of Antidepressants in the Treatment of Refractory Functional Dyspepsia
In this study, diffusion tensor imaging（DTI）technique was used to evaluate the brain microstructures and connective white matter microstructures in patients with refractory FD, resting fMRI was used to evaluate the functional…
- Trial name
- NCT03973567
- Testing
- selective serotonin reuptake inhibitor (SSRI) or serotonin noradrenaline reuptake inhibitor (SNRI) antidepressants, conventional therapy
- Where
- China
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Vision Disorders
Modification in Cortical Activation in Pseudophakic Patients With Visual Difficulties After a Multifocal Implantation
This study will highlight differences in cortical activation between asymptomatic and symptomatic patients.
- Trial name
- PlainteIMF (NCT02529098)
- Testing
- fMRI
- Where
- France
- Volunteers
- healthy volunteers welcome
- Sponsor
- University Hospital, Toulouse
Healthy
Multifocal HD-tDCS and Motor Function
The purpose of this study is to understand how the brain controls movement and how Non-invasive Brain Stimulation (NIBS) with a technique called High-density transcranial direct current stimulation (HD-tDCS) can alter brain…
- Trial name
- NCT06561165
- Testing
- Standard HD-tDCS intervention, Multifocal network targeted HD-tDCS intervention, Functional Magnetic Resonance Imaging (fMRI)
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Chewing Problem, Cognitive Decline
Cognitive Changes and Neural Correlates After Rehabilitation of Masticatory Function in Elderly -an Intervention Study
Today in elderly tooth loss and loss of oral function is widespread, but it is an underexplored modifiable risk factor potentially contributing to the development of dementia.
- Conditions
- Chewing Problem, Cognitive Decline, Magnetic Resonance Imaging, Degenerative; Dementia
- Trial name
- NCT04458207
- Testing
- Oral prosthetic rehabilitation
- Where
- 2 sites in Sweden
- Volunteers
- 80 people
- Sponsor
- Folktandvården Stockholms län AB
Relapsing-Remitting Multiple Sclerosis
A fMRI(Functional Magnetic Resonance Imaging) Research Study to Learn More About Multiple Sclerosis and Individuals Potentially Experiencing Memory Difficulties
The purpose of this study is to determine if medication designed to improve memory will help patients with Multiple Sclerosis (MS) who are experiencing memory problems using fMRI to track brain activity.
- Trial name
- NCT00315367
- Testing
- Donepezil HCI (drug)
- Where
- United States
- Volunteers
- 26 people
- Sponsor
- Neurognostics
Liver Dysfunction
Assessing Changes in Gadoxetate Metabolism by the Liver Using MRI
Identifying drugs at risk of interacting with other drugs, called drug-drug interaction (DDI), early in their development is crucial in avoiding late-stage drug development failures.
- Trial name
- NCT07541807
- Where
- 2 sites in United Kingdom
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Sheffield Teaching Hospitals NHS Foundation Trust
Subcortical Aphasia, Ischemic Stroke
The Effect of Venlafaxine on Language Function in Patients With Subcortical Aphasia: A fMRI Study
Previous studies have demonstrated that venlafaxine significantly improves the language function of healthy subjects and increase of fMRI activation in cortical language area.
- Trial name
- NCT03588572
- Testing
- Venlafaxine hydrochloride capsules
- Where
- 2 sites in China
- Volunteers
- 43 people
- Sponsor
- Guangzhou General Hospital of Guangzhou Military Command