Clinical trials: Sympathetic Nervous System Diseases
Diabetes Mellitus, Type 2, Metabolic Associated Fatty Liver Disease
Correlation Between Serum Nociceptin and Sympathetic Nerve Activity in Diabetic Patients With MAFLD
This observational study aims to investigate the relationship between serum nociceptin levels and sympathetic nervous system activity in patients with both type 2 diabetes mellitus (T2DM) and metabolic associated fatty liver…
- Trial name
- NCT07663682
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Second Hospital of Shanxi Medical University
Insulin Resistance, Autonomic Dysfunction
Role of Endothelin-1 Modulating Insulin-stimulated Blood Flow and Sympathetic Nervous System Activity in Obesity
The aim of this project is to determine role for ET-1 in individuals with obesity.
- Conditions
- Insulin Resistance, Autonomic Dysfunction, Obesity
- Trial name
- NCT05518422
- Testing
- Hyperinsulinemic, euglycemic infusion
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Missouri-Columbia
Spinal Cord Injury
Impact of Age on Cardiovascular, Cerebrovascular and Cognitive Health in Spinal Cord Injury
As the spinal cord injured population ages, these individuals are being exposed to an increased prevalence of age-associated diseases, which coupled with the secondary complications of the injury may contribute to the reduced…
- Trial name
- NCT01984476
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- James J. Peters Veterans Affairs Medical Center
Autonomic Nervous System Disease
Resonance Breathing and Postural Resonance: Acute Modulation of Autonomic and Hemodynamic Responses Via Arterial Baroreflex Mechanisms
This randomized crossover study compared the acute autonomic and hemodynamic responses to three experimental conditions: control, resonance breathing (RB), and postural resonance (PR), in healthy young adults.
- Trial name
- Autonomic (NCT07536997)
- Testing
- Resonance Breathing, Postural Resonance
- Where
- China
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Beijing Sport University
Autonomic Nervous System Diseases
Sympathetic-parasympathetic Ratio of Our Gaze
ABSTRACT BACKGROUND The existence of the retinohypothalamic pathway suggests that light may influence autonomic outflow activity.
- Trial name
- NCT03322904
- Testing
- iris photography
- Where
- Turkey (Türkiye)
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Kecioren Education and Training Hospital
Obesity, Prehypertension
Vascular Dysfunction in Human Obesity Hypertension
The purpose of the study is to test the effects of blocking sympathetic nerve activity with a drug called clonidine on blood vessel function and muscle nerve activity in adults who are obese and have high blood pressure.
- Conditions
- Obesity, Prehypertension, Hypertension
- Trial name
- VANISH (NCT01983462)
- Testing
- Clonidine, Hydrochlorothiazide
- Where
- United States
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Gary L. Pierce
Prehypertension, Hypertension
Hypertension and Osteopathic Treatment
The goal of this study is to demonstrate the use of osteopathic manipulative therapy (OMT) in the effective management of hypertension.
- Conditions
- Prehypertension, Hypertension, Osteopathic Manipulation, Sympathetic Nervous System
- Trial name
- HOT (NCT02605551)
- Testing
- Osteopathic Manipulative Therapy, Lifestyle Modification
- Volunteers
- healthy volunteers welcome
- Sponsor
- Larkin Community Hospital
Autonomic Peripheral Nervous System Diseases
Clinical Translation of 18F-Labeled Hydroxyphenethylguanidines
The purpose of this study is to perform first-in-human PET imaging studies of two new cardiac sympathetic nerve imaging agents, 4-[18F]fluoro-meta-hydroxyphenethylguanidine ([18F]4F-MHPG) and…
- Trial name
- NCT02385877
- Testing
- [18F]4F-MHPG, [18F]3F-PHPG
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Down Syndrome, Autonomic Dysfunction
Exploring Sympathetic Nervous System Function in Individuals With Down Syndrome
Down syndrome (DS), the most common genetic cause of intellectual disability, is associated with widespread organ dysfunction, including abnormalities in the autonomic nervous system (ANS).
- Trial name
- DIVE (NCT07238465)
- Testing
- Cold Stress, Maximal Dynamic Exercise, Isometric Handgrip Exercise with Post-Exercise Muscle Ischemia
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Restless Legs Syndrome (RLS)
Effect of Rotigotine Patch Treatment on Cardiovascular Markers in Idiopathic Restless Legs Syndrome
Several studies report association between restless legs syndrome (RLS), HTA and cardiovascular diseases . The mechanisms involved in this relationship remained unknown, but several evidences favor the role of periodic limb…
- Trial name
- NCT01823770
- Testing
- Rotigotine
- Where
- France
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- University Hospital, Montpellier
Reflex Sympathetic Dystrophy
Near-infrared Spectroscopic Measurement in Complex Regional Pain Syndrome
Recent clinical investigations have suggested that the cause of abnormal pain in complex regional pain syndrome could be ischemia and inflammation, due to poor blood flow to deep tissues from microvascular pathology.
- Trial name
- NCT01586377
- Where
- Canada
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Healthy, Hyperalgesia
Positron Emission Tomography to Measure Pain and Pain Control
This study will examine how the brain processes pain signals and how the different parts of the brain work with each other in response to painful stimuli.
- Conditions
- Healthy, Hyperalgesia, Pain, Peripheral Nervous System Disease
- Trial name
- NCT00001307
- Testing
- Oxygen-15 Water, Capsaicin
- Where
- United States
- Volunteers
- 273 people, healthy volunteers welcome
- Sponsor
- National Institute of Dental and Craniofacial Research (NIDCR)
Cerebrovascular Accident, Spinal Cord Injury
Measurement of Pulse Wave Velocity in Spinal Cord Injury and Stroke Patients
According to the theory of wave transmission, the speed of wave transmission is dependent on the nature of the transmission medium, which is the vessel wall for pulse wave transmission.
- Trial name
- NCT00172289
- Where
- Taiwan
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Cardiovascular Diseases
Loneliness and Social Connection in Cardiovascular Disease
The study evaluates the impact of vulnerable self-disclosure and perceived responsiveness in individuals across levels of loneliness. Participants will be randomized to a high disclosure or a low disclosure condition.
- Trial name
- NCT04195620
- Testing
- High self-disclosure, Low self-disclosure
- Where
- United States
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Morehead State University
Spinal Cord Injury, Insulin Resistance
IR and Microvascular Blood Flow in SCI
Persons with spinal cord injury (SCI) are at an increased risk for metabolic disorders, including that of insulin resistance. As a result of neurological injury, they often have impaired mechanisms that regulate blood vessel…
- Trial name
- NCT02034331
- Testing
- Insulin iontophoresis, Acetylcholine Iontophoresis, Heat application
- Where
- United States
- Volunteers
- 68 people, healthy volunteers welcome
- Sponsor
- James J. Peters Veterans Affairs Medical Center
Coronary Artery Disease (CAD), Obstructive Sleep Apnea (OSA)
Chemoreflex Control of Sympathetic Activity in Patients With Coronary Artery Disease
The investigators hypothesize that chemoreflex response of muscle sympathetic nerve activity (MSNA) during hypoxia and hypercapnia will be increased in coronary artery disease (CAD) patients and that the presence of obstructive…
- Trial name
- NCT02624297
- Testing
- Aerobic exercise training
- Where
- Brazil
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo General Hospital
Familial Mediterranean Fever, Autonomic Dysfunction
Investigation of Autonomic Dysfunction in Patients With Familial Mediterranean Fever
Familial Mediterranean Fever (FMF) is the most common inherited autoinflammatory disease affecting 150,000 patients worldwide. Periodic febrile exacerbations, peritonitis, and pleuritis are characteristic disease features.
- Trial name
- NCT05596643
- Testing
- Composite Autonomic Symptom Score-31, r-r interval variability with normal breathing, r-r interval variability with deep breathing
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Marmara University
Sleep Deprivation
Cardiovascular Effects of Partial Sleep Deprivation
Background: Sleep curtailment is common and is associated with increased mortality due to cardiovascular causes. However, the mechanisms are not completely understood.We hypothesized that partial sleep deprivation caused however…
- Trial name
- NCT00669513
- Testing
- Partial sleep deprivation
- Where
- Brazil
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Autonomic Nervous System Diseases
PET Scan in Patients With Neurocardiologic Disorders
This study is designed to use PET scans in order to measure activity of the sympathetic nervous system. The sympathetic nervous system is the portion of the nervous system that maintains a normal supply of blood and fuel to…
- Trial name
- NCT00001418
- Where
- United States
- Volunteers
- 335 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
COPD, Sympathetic Nervous System Diseases
Sympathetic Nerve Activity Predictors in Patients With Chronic Obstructive Pulmonary Disease
The project will be pursued in our respiratory, autonomic nervous system physiology laboratory (Respiratory, autonomic nervous system physiology laboratory, Department of Pneumology and Intensive Care Medicine, RWTH Aachen…
- Conditions
- COPD, Sympathetic Nervous System Diseases, Catecholamine; Overproduction
- Trial name
- SNAP-COPD (NCT04849806)
- Testing
- Assessments of the sympathetic nerve activity axis, OSA severity, Determination of PH and right HF severity
- Where
- Germany
- Volunteers
- 135 people, healthy volunteers welcome
- Sponsor
- RWTH Aachen University