Clinical trials: Orthostatic Intolerance
Postural Orthostatic Tachycardia Syndrome
CRI in POTS in Adolescents
The investigators aim to study whether the Compensatory Reserve Index (CRI) (an FDA approved device that assesses intravascular volume) can be used to evaluate severity of Postural Orthostatic Tachycardia Syndrome (POTS) and…
- Trial name
- POTS (NCT03974737)
- Testing
- CRI device (non-invasive vitals sign measurement)
- Where
- United States
- Volunteers
- 77 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Postural Tachycardia Syndrome, Ehlers-Danlos Syndrome
Standing Cognition and Co-morbidities of POTS Evaluation
The purpose of this study is to evaluate cognition in patients with postural tachycardia syndrome (POTS) while lying down and standing and to assess the prevalence of hypermobile Ehlers-Danlos Syndrome in POTS.
- Trial name
- SCOPE (NCT03602482)
- Testing
- Standing, Supine
- Where
- United States
- Volunteers
- 139 people, healthy volunteers welcome
- Sponsor
- Milton S. Hershey Medical Center
Syncope, Vasovagal
Cardioneuroablation for Reflex Syncope and Exercise Capacity
Cardioneuroablation (CNA) is a new promising method to treat reflex syncope which is due to vagally-induced functional sinus arrest or atrio-ventricular block (AVB).
- Trial name
- Roman3 (NCT06440291)
- Testing
- Cardioneuroablation
- Where
- Poland
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Centre of Postgraduate Medical Education
Syncope, Vasovagal
Preventing Post-Vaccination Presyncope and Syncope in Adolescents Using Simple, Clinic-based Interventions: A Pilot Study
This is a randomized controlled open-label trial. During the study, adolescents scheduled to receive at least one intramuscular (IM) vaccine will receive either Buzzy®, Music, or Buzzy® and Music intervention(s) in addition to…
- Trial name
- NCT03533829
- Testing
- Buzzy®, Music
- Where
- 2 sites in United States
- Volunteers
- 30 people
- Sponsor
- Duke University
Cardiac Disease, Syncope
Second Study on Cardio-neuromodulation in Humans
Different approaches to cardio-neuroablation (CNA) to treat neurally mediated syncope, sinus node dysfunction, and functional atrioventricular block have been published.
- Conditions
- Cardiac Disease, Syncope, Syncope, Vasovagal, Sick Sinus Syndrome
- Trial name
- CardNMH2 (NCT02954666)
- Testing
- radio-frequency ablation
- Where
- Belgium
- Volunteers
- 50 people
- Sponsor
- Imelda Hospital, Bonheiden
Postural Tachycardia Syndrome
POTS NET mRNA Functional Correlation With NET Activity
DNA Acetylation can be responsible for significant down-regulation of transcription of the Norepinephrine Transporter (NET). NET is an important clearance transporter that removes norepinephrine (NE) from sympathetic neuronal…
- Trial name
- NCT03218761
- Testing
- NET mRNA level, Plasma catechols, Urine Catechols
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Syncope, Vasovagal
The Effectiveness of Metoprolol in the Prevention of Syncope Recurrence in Children and Adolescents
The purpose of this study to evaluate the effectiveness of metoprolol versus conventional treatment in the prevention of syncope recurrence in children and adolescents.
- Trial name
- NCT00475462
- Testing
- metoprolol, conventional treatment
- Volunteers
- 28 people
- Sponsor
- Peking University First Hospital
Postural Tachycardia Syndrome, Syncope
Qualitative Sweat Distribution During Tilt Table Procedure
This study uses an Alizarin Red powder mixture to characterize the sweat distributions in youth during tilt table testing. Patients with a known orthostatic sweat response from a prior clinical tilt table test in the…
- Conditions
- Postural Tachycardia Syndrome, Syncope, Anxiety
- Trial name
- NCT02329548
- Testing
- Alizarin Red
- Where
- United States
- Volunteers
- 95 people
- Sponsor
- Nationwide Children's Hospital
Postural Orthostatic Tachycardia Syndrome
Assessment of Antibodies and Inflammatory Markers in Postural Tachycardia Syndrome
In this pilot study, the investigators will test the hypothesis that patients with postural tachycardia syndrome will have an elevated percentage of functional antibodies to adrenergic receptors compared with control subjects…
- Trial name
- NCT02196376
- Testing
- History, Physical, blood draw
- Where
- United States
- Volunteers
- 212 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Syncope, Vasovagal
Cardioneuroablation: Fragmented Atrial Potentials, Intracardiac Echocardiography and Computed Tomography
Cardioneuroablation (CNA) is a new method for the treatment of asystolic reflex syncope, however, optimal methods for identification of presumed sites of ganglionated plexi (GP), which are the target for CNA and are located in…
- Trial name
- Roman5 (NCT06472102)
- Testing
- Cardioneuroablation
- Where
- Poland
- Volunteers
- 100 people
- Sponsor
- Centre of Postgraduate Medical Education
Post-Acute COVID-19, Post-Acute COVID-19 Syndrome
Evaluating a Comprehensive Multimodal Outpatient Rehabilitation Program for PASC Program to Improve Functioning of Persons Suffering From Post-COVID-19 Syndrome: A Randomized Controlled Trial
About 10-20% of persons who contract SARS CoV-2 will experience persistent post-acute sequelae of SARSCoV-2 infection (referred here as PASC).
- Conditions
- Post-Acute COVID-19, Post-Acute COVID-19 Syndrome, Post-Acute COVID-19 Infection, Long COVID
- Trial name
- NCT06156202
- Testing
- Comprehensive Rehabilitation, Augmented Usual Care
- Where
- United States
- Volunteers
- 125 people
- Sponsor
- University of Pennsylvania
Orthostatic Hypotension, Nondipping Hypertension
Is Orthostatic Hypotension Associated With Nondipping Hypertension
The aim of the study is to evaluate whether orthostatic hypotension is associated with nondipping hypertension. Methods and patients: 400 subjects who are referred for 24hABPM will be filled questioner regarding their medical…
- Trial name
- NCT00491231
- Where
- Israel
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Sheba Medical Center
Postural Tachycardia Syndrome, Autonomic Dysfunction
Non-invasive Vagal Neurostimulation (nVNS) in Adolescents With Postural Orthostatic Tachycardia Syndrome (POTS)
The purpose of this study is to determine if nVNS will decrease autonomic symptom intensity (COMPASS-31 and Child Functional Disability Inventory) in adolescent patients with postural orthostatic tachycardia syndrome (POTS) in…
- Conditions
- Postural Tachycardia Syndrome, Autonomic Dysfunction, Postural Orthostatic Tachycardia Syndrome, POTS - Postural Orthostatic Tachycardia Syndrome
- Trial name
- NCT06268288
- Testing
- GammaCore intervention, STEPS management protocol
- Where
- 2 sites in United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Functional Gastrointestinal Disorders, Hypermobile Ehlers-Danlos Syndrome
Auricular Vagal Nerve Stimulation for Hypermobile Ehlers-Danlos Syndrome
Hypermobile Ehlers-Danlos Syndrome (hEDS) is a connective tissue disorder characterized by hyperextensible skin, joint hypermobility and additional connective tissue manifestations.
- Conditions
- Functional Gastrointestinal Disorders, Hypermobile Ehlers-Danlos Syndrome, Postural Orthostatic Tachycardia Syndrome, Autonomic Nervous System Disease
- Trial name
- NCT05212129
- Testing
- Percutaneous vagal nerve stimulation (pVNS) device, Acoustic vagal nerve stimulation (aVNS) treatment
- Where
- United States
- Volunteers
- 90 people
- Sponsor
- Medical College of Wisconsin
Syncope, Vasovagal
Presyncope (Syncope) Prevention Study
This study was a prospective, randomized clinical trial that was conducted in adolescents (10 through 14 years of age) receiving at least one recommended intramuscularly administered vaccine to evaluate the efficacy and…
- Trial name
- PS^2 (NCT04772755)
- Testing
- Buzzy® and Electronic Game
- Where
- 2 sites in United States
- Volunteers
- 338 people, healthy volunteers welcome
- Sponsor
- Duke University
Post-Acute COVID-19 Syndrome, ME/CFS
Unhide® Project: A Digital Health Platform to Collect Lifestyle Data for Brain Inflammation Research
The unhide® Project is a non-interventional, longitudinal research study designed to establish a secure data repository of demographic, health, and lifestyle information from individuals with brain inflammation and related…
- Conditions
- Post-Acute COVID-19 Syndrome, ME/CFS, Rheumatic Arthritis, Juvenile Rheumatoid Arthritis (JRA)
- Trial name
- NCT04806620
- Where
- United States
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- Brain Inflammation Collaborative
Vasovagal Syncope, Postural Tachycardia Syndrome
Hypnosis in Autonomic Function
This study will investigate the relationship between susceptibility to hypnosis and regulation of the autonomic nervous system (nerves that control involuntary body functions, such as heart rate and sweating).
- Conditions
- Vasovagal Syncope, Postural Tachycardia Syndrome, Hypnosis
- Trial name
- NCT00061009
- Where
- United States
- Volunteers
- 93 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Dysautonomia, Anxiety
Implementation of Transdx Group for POTS
The proposed intervention is focused on developing and implementing a psychological approach incorporated into a group-based outpatient intervention for pediatric autonomic dysfunction.
- Conditions
- Dysautonomia, Anxiety, Depression
- Trial name
- NCT03185247
- Testing
- Transdiagnostic Group-Based Treatment
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Syncope, Neurogenic, Syncope
Efficacy of a Right-sided Ablation of the Anterior Ganglionated Plexus for Neurally Mediated Syncope
The third study on CardNM (CardNMH3 study) is a multicenter, double-blind, randomized trial with a sham control group investigating the efficacy and safety of a computed tomography (CT)-guided, right-sided ablation of the…
- Trial name
- CardNMH3 (NCT04755101)
- Testing
- EPS, electro-anatomical mapping, ARGP ablation, and pharmacological evaluation., EPS, electro-anatomical mapping, and pharmacological evaluation.
- Where
- 3 sites in Belgium
- Volunteers
- 110 people
- Sponsor
- Imelda Hospital, Bonheiden
Fever, Orthostatic Hypotension
Orthostatic Hypotension in Children With Acute Febrile Illness
Objective:to determent if children suffering from acute febrile illness has higher rate of orthostatic hypotension compared with children with no febrile illness. Design: a prospective cohort study.
- Trial name
- NCT00452712
- Testing
- All subjects will have their blood pressure measured in supine position (after 5 minute of rest) and after 3 minute of standing.
- Where
- Israel
- Volunteers
- 100 people
- Sponsor
- Assaf-Harofeh Medical Center