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  • Condition:   Familial Dysautonomia
    Interventions:   Behavioral: CBT sessions;   Behavioral: Talking Sessions
    Sponsor:   New York University School of Medicine
    Not yet recruiting

  • Condition:   Familial Dysautonomia
    Intervention:   Dietary Supplement: Kinetin
    Sponsor:   New York University School of Medicine
    Recruiting

  • Conditions:   Familial Dysautonomia (Riley-Day Syndrome);   Hereditary Sensory and Autonomic Neuropathies;   Hereditary Sensory and Autonomic Neuropathy 3
    Intervention:  
    Sponsor:   New York University School of Medicine
    Recruiting

  • Conditions:   Nausea;   Vomiting;   Familial Dysautonomia
    Interventions:   Drug: Dronabinol;   Other: Placebo
    Sponsor:   New York University School of Medicine
    Recruiting

  • Conditions:   Dysautonomia, Familial;   Baroreflex Failure Syndrome
    Interventions:   Drug: Carbidopa Low Dose;   Other: Placebo;   Drug: Carbidopa High Dose
    Sponsor:   New York University School of Medicine
    Recruiting

  • Conditions:   Myocardial Infarction;   Autonomic Nervous System Diseases
    Intervention:   Device: Medtronic Reveal LINQ implantable cardiac monitor
    Sponsors:   Klinikum der Universitaet Muenchen;   Deutsches Zentrum für Herz-Kreislauf-Forschung (DZHK);   Medtronic Bakken Research Center
    Recruiting

  • Conditions:   Lymphoma;   Autonomic Imbalance;   Cancer Survivorship
    Interventions:   Drug: Ivabradine;   Drug: Placebo Oral Tablet
    Sponsors:   Dana-Farber Cancer Institute;   Amgen
    Recruiting

  • Conditions:   Chronic Fatigue Syndrome;   Pseudopheochromocytoma;   Healthy Volunteers;   Neurocardiogenic Syncope;   Postural Tachycardia Syndrome
    Intervention:  
    Sponsor:   National Institute of Neurological Disorders and Stroke (NINDS)
    Recruiting

  • Conditions:   Acute Ischaemic Stroke;   Autonomic Dysfunction
    Interventions:   Other: Biofeedback;   Other: Sham-Biofeedback
    Sponsors:   Technische Universität Dresden;   Michael J. Fox Foundation for Parkinson's Research;   University Hospital Carl Gustav Carus
    Recruiting

  • Conditions:   Pulmonary Disease;   Autonomic Dysfunction;   COPD
    Intervention:   Other: Meditative Movement taught via DVD
    Sponsors:   Dartmouth-Hitchcock Medical Center;   Flight Attendant Medical Research Institute;   ZRT Laboratory;   Norris Cotton Cancer Center
    Recruiting

  • Conditions:   OSA;   Autonomic Dysfunction;   PAP;   Adherence, Patient
    Intervention:   Device: continuous positive airway pressure
    Sponsor:   Taipei Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation
    Recruiting

  • Conditions:   Vitamin D Deficiency;   Orthostatic Intolerance;   Nausea
    Intervention:   Dietary Supplement: vitamin D supplement
    Sponsor:   Wake Forest University Health Sciences
    Recruiting

  • Conditions:   Autonomic Nervous System Diseases;   Sweat Gland Diseases;   Diabetic Neuropathy With Neurologic Complication
    Interventions:   Drug: Liraglutide 6 mg Solution for Injection;   Other: Placebo
    Sponsor:   Eastern Virginia Medical School
    Recruiting

  • Conditions:   Parkinson Disease;   Orthostatic Hypotension
    Intervention:   Other: Abdominal Strengthening Exercise
    Sponsor:   Faizan Ahmed
    Recruiting

  • Conditions:   Fibromyalgia;   Exercise;   Pain;   Autonomic Dysfunction;   Physical Activity
    Interventions:   Other: Exercise;   Other: Cognitive Task
    Sponsor:   Marquette University
    Recruiting

  • Conditions:   Autonomic Nervous System Disorders;   Pure Autonomic Failure;   Shy-Drager Syndrome;   Orthostatic Hypotension, Dysautonomic
    Interventions:   Drug: Angiotensin-(1-7);   Drug: Saline
    Sponsor:   Vanderbilt University
    Recruiting

  • Condition:   Diabetes Complications
    Interventions:   Drug: Epinephrine;   Other: Saline infusion
    Sponsors:   University of Maryland;   Vanderbilt University
    Recruiting

  • Condition:   Hypoglycemia
    Intervention:   Device: Glucose clamp
    Sponsors:   University of Maryland;   Vanderbilt University
    Recruiting

  • Conditions:   Autonomic Failure;   Dysautonomia;   Cognitive Impairment;   Ehlers-Danlos Syndrome;   Postural Tachycardia Syndrome;   Pure Autonomic Failure
    Intervention:   Procedure: leg crossing
    Sponsor:   RWTH Aachen University
    Recruiting

  • Conditions:   Postural Orthostatic Tachycardia Syndrome;   Postural Tachycardia Syndrome;   Tachycardia;   Arrhythmias, Cardiac;   Autonomic Nervous System Diseases;   Orthostatic Intolerance;   Cardiovascular Diseases;   Primary Dysautonomias
    Interventions:   Drug: phenylephrine;   Drug: isoproterenol;   Radiation: 25 micro-Ci of radiation;   Procedure: Posture study with blood samples;   Procedure: 24-hour heart rhythm and blood pressure monitoring;   Procedure: Quantitative Axonal Sudomotor Reflex Testing;   Procedure: Autonomic function tests;   Other: Rebreathing test;   Other: Assessment of splanchnic capacitance;   Procedure: microneurography
    Sponsors:   Vanderbilt University Medical Center;   University of Oklahoma
    Recruiting

  • Condition:   Postural Tachycardia Syndrome
    Intervention:   Device: LifeWrap Compression Garment
    Sponsor:   University of Calgary
    Recruiting

  • Conditions:   Blood Pressure;   Nervous System Diseases, Sympathetic;   Heart Rate Low;   Lymphatic Diseases
    Interventions:   Other: cervical stimuli;   Other: terminus;   Other: Placebo;   Other: Control group
    Sponsor:   Universidad Europea de Madrid
    Recruiting

  • Condition:   Orthostatic Intolerance
    Interventions:   Drug: Atomoxetine;   Drug: Placebo
    Sponsor:   Vanderbilt University Medical Center
    Recruiting

  • Conditions:   Chronic Autonomic Failure;   Parkinson Disease With Orthostatic Hypotension;   Dementia With Lewy Bodies;   Orthostatic Hypotension;   Multiple System Atrophy;   Iatrogenic Chronic Autonomic Failure
    Intervention:  
    Sponsor:   National Institute of Neurological Disorders and Stroke (NINDS)
    Recruiting

  • Conditions:   Supine Hypertension;   Autonomic Failure
    Interventions:   Device: continuous positive airway pressure (CPAP);   Drug: Placebo
    Sponsor:   Vanderbilt University Medical Center
    Recruiting

  • Conditions:   Blood Pressure;   Depression;   Panic Attack;   Fibromyalgia;   POTS;   Inappropriate Sinus Tachycardia;   Coronary Heart Disease;   Acute Coronary Syndrome (ACS);   Acute Myocardial Infarction (AMI);   Cerebrovascular Disease (CVD);   Transient Ischemic Attack (TIA);   Atrial Fibrillation;   Diabetes Mellitus;   Cancer;   Systolic Heart Failure;   Diastolic Heart Failure;   Chronic Fatigue Syndrome;   Syncope;   Vasovagal Syncope
    Intervention:  
    Sponsor:   CES University
    Recruiting

  • Condition:   Anorexia Nervosa
    Intervention:   Other: Heart rate monitor
    Sponsor:   Hospices Civils de Lyon
    Recruiting

  • Condition:   Algodystrophy of Hand
    Interventions:   Other: Hypnosis, kinesitherapy, MEOPA;   Other: Usual practice
    Sponsor:   University Hospital, Toulouse
    Recruiting

  • Condition:   Algoneurodystrophy
    Interventions:   Device: rTMS;   Device: tDCS;   Device: tsDCS
    Sponsor:   University Hospital, Grenoble
    Recruiting

  • Condition:   Complex Regional Pain Syndrome (CRPS)
    Intervention:   Device: Dorsal Root Ganglion (DRG) Stimulation (Axium™ Neurostimulator System)
    Sponsor:   Abbott Medical Devices
    Recruiting

  • Condition:   Symptomatic Neurogenic Orthostatic Hypotension
    Interventions:   Drug: TD-9855;   Drug: Placebo
    Sponsor:   Theravance Biopharma
    Recruiting

  • Condition:   Symptomatic Neurogenic Orthostatic Hypotension
    Interventions:   Drug: TD-9855;   Drug: Placebo
    Sponsor:   Theravance Biopharma
    Recruiting

  • Conditions:   Blood Pressure;   Post-Exercise Hypotension
    Interventions:   Other: High dietary salt;   Other: Placebo
    Sponsor:   University of Delaware
    Recruiting

  • Conditions:   Pregnancy Related;   Hypotension, Orthostatic
    Intervention:   Diagnostic Test: Inferior vena cava ultrasound
    Sponsor:   Augusta University
    Recruiting

  • Condition:   Postexercise Hypotension
    Interventions:   Other: Continuous Exercise;   Other: Aerobic Interval Exercise
    Sponsor:   Arizona State University
    Recruiting

  • Condition:   Neurogenic Orthostatic Hypotension
    Interventions:   Drug: Atomoxetine;   Drug: Placebo
    Sponsors:   Vanderbilt University Medical Center;   New York University School of Medicine
    Recruiting

  • Condition:   Orthostatic Hypotension
    Interventions:   Drug: Droxidopa;   Drug: Pyridostigmine Bromide
    Sponsor:   Mayo Clinic
    Recruiting

  • Conditions:   Diabetes Mellitus;   Hypoglycemia;   Autonomic Failure
    Interventions:   Drug: naloxone;   Dietary Supplement: fructose;   Behavioral: exercise;   Drug: Morphine sulfate;   Drug: Epinephrine
    Sponsors:   Albert Einstein College of Medicine;   National Institutes of Health (NIH);   National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
    Recruiting

  • Condition:   Multiple System Atrophy (MSA)
    Intervention:  
    Sponsor:   University of Texas Southwestern Medical Center
    Recruiting

  • Condition:   Multiple System Atrophy
    Interventions:   Drug: Safinamide Methanesulfonate;   Drug: Safinamide Methanesulfonate matching placebo
    Sponsor:   Zambon SpA
    Not yet recruiting

  • Condition:   Multiple System Atrophy
    Interventions:   Drug: Sirolimus 2 MG;   Other: Placebo
    Sponsors:   New York University School of Medicine;   National Institute of Neurological Disorders and Stroke (NINDS)
    Recruiting

  • Condition:   Multiple System Atrophy (MSA)
    Interventions:   Drug: Atomexetine;   Drug: Placebo
    Sponsors:   New York University School of Medicine;   Vanderbilt University Medical Center
    Recruiting

  • Conditions:   Orthostatic Intolerance;   Orthostatic Hypotension;   Postoperative Complications
    Intervention:  
    Sponsors:   Hvidovre University Hospital;   Henrik Kehlet
    Recruiting

  • Conditions:   Orthostatic Intolerance;   Orthostatic Hypotension;   Postoperative Complications
    Intervention:  
    Sponsors:   Hvidovre University Hospital;   Henrik Kehlet
    Recruiting

  • Conditions:   Multiple System Atrophy;   Autonomic Failure;   Postural Hypotension;   Bladder, Neurogenic;   Gait Disorders, Neurologic
    Intervention:   Procedure: Deep brain stimulation
    Sponsors:   University of Oxford;   Medical Research Council (UK)
    Recruiting

  • Conditions:   Hypertension;   Pure Autonomic Failure;   Multiple System Atrophy;   Autonomic Failure
    Interventions:   Other: Heating pad;   Other: Sham control
    Sponsor:   Vanderbilt University Medical Center
    Recruiting

  • Conditions:   Hypertension;   Pure Autonomic Failure;   Multiple System Atrophy;   Autonomic Failure
    Interventions:   Other: Passive heat stress;   Other: Control (non-heating)
    Sponsor:   Vanderbilt University
    Recruiting

  • Conditions:   Reflex Sympathetic Dystrophy;   Causalgia
    Interventions:   Behavioral: Mirror therapy;   Behavioral: Usual care
    Sponsor:   Centre Hospitalier Universitaire de Saint Etienne
    Recruiting

  • Conditions:   Diabetes Mellitus, Type 1;   Hypoglycemia;   Hypoglycemia Unawareness
    Interventions:   Drug: Naloxone;   Drug: Diazoxide;   Drug: Placebo (for Naloxone);   Drug: Placebo (for Diazoxide)
    Sponsors:   Albert Einstein College of Medicine;   National Institutes of Health (NIH);   National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
    Recruiting

  • Condition:   Syncope, Vasovagal
    Intervention:   Procedure: Cardioneuroablation
    Sponsor:   Centre of Postgraduate Medical Education
    Recruiting

  • Conditions:   Ataxia, Cerebellar;   Multiple System Atrophy
    Interventions:   Drug: Tllsh2910;   Drug: Placebo
    Sponsor:   National Taiwan University Hospital
    Recruiting

  • Conditions:   Parkinson Disease;   Multiple System Atrophy;   Progressive Supranuclear Palsy
    Intervention:  
    Sponsor:   University of Texas Southwestern Medical Center
    Not yet recruiting

  • Conditions:   Orthostatic Hypotension;   Sarcopenia
    Intervention:   Diagnostic Test: blood pressure measurement
    Sponsor:   Sisli Hamidiye Etfal Training and Research Hospital
    Recruiting

  • Conditions:   Parkinson's Disease;   Multiple System Atrophy
    Intervention:   Device: Transcranial direct current stimulation
    Sponsors:   China Medical University Hospital;   Ministry of Science and Technology, Taiwan
    Recruiting

  • Conditions:   Orthostatic Hypotension;   Reflex Syncope
    Intervention:   Device: Wearable heart monitor
    Sponsor:   Boston Scientific Corporation
    Not yet recruiting

  • Conditions:   Multiple System Atrophy;   Orthostatic Hypotension;   Supine Hypertension
    Interventions:   Drug: Trimethaphan;   Drug: Placebo
    Sponsor:   Vanderbilt University
    Recruiting

  • Conditions:   REM Sleep Behavior Disorder;   Parkinson Disease;   Lewy Body Disease;   Dementia With Lewy Bodies;   Multiple System Atrophy;   REM Sleep Parasomnias
    Intervention:  
    Sponsors:   Washington University School of Medicine;   Mayo Clinic;   University of Minnesota - Clinical and Translational Science Institute;   University of California, Los Angeles;   McGill University;   Emory University;   Massachusetts General Hospital;   National Institute on Aging (NIA)
    Recruiting

  • Conditions:   Hypotension, Orthostatic;   Hypotension;   Spinal Cord Injuries
    Intervention:   Drug: Northera
    Sponsors:   James J. Peters Veterans Affairs Medical Center;   New York State Department of Health
    Recruiting

  • Conditions:   Parkinson Disease;   MSA - Multiple System Atrophy
    Intervention:   Procedure: voice recordings
    Sponsors:   University Hospital, Bordeaux;   Institut National de Recherche en Informatique et en Automatique
    Recruiting

  • Conditions:   Parkinson Disease;   Falls Patient
    Interventions:   Drug: Droxidopa;   Other: Placebo
    Sponsors:   St. Joseph's Hospital and Medical Center, Phoenix;   H. Lundbeck A/S;   Arizona State University
    Recruiting

  • Conditions:   Progressive Supranuclear Palsy;   Dementia With Lewy Bodies;   Multiple System Atrophy;   Corticobasal Syndrome;   Atypical Parkinson Disease
    Interventions:   Behavioral: Home Visit Program;   Behavioral: Usual Care/Online Survey
    Sponsor:   Rush University Medical Center
    Recruiting

  • Condition:   Vasovagal Syncope
    Intervention:   Device: Pacing
    Sponsor:   University of Calgary
    Recruiting

  • Condition:   Postural Orthostatic Tachycardia Syndrome
    Interventions:   Biological: Albumin (Human) 5%, USP;   Drug: Normal Saline 0.9% Infusion Solution Bag
    Sponsor:   University of Alberta
    Not yet recruiting

  • Conditions:   Orthostatic Hypotension;   Pure Autonomic Failure;   Multiple System Atrophy;   Autonomic Failure
    Interventions:   Other: Abdominal compression;   Other: Sham abdominal compression;   Drug: Placebo pill;   Drug: midodrine
    Sponsor:   Vanderbilt University
    Recruiting

  • Condition:   Postural Tachycardia Syndrome
    Intervention:   Diagnostic Test: Oral glucose tolerance test
    Sponsor:   Vanderbilt University Medical Center
    Recruiting

  • Conditions:   Postural Orthostatic Tachycardia Syndrome (POTS);   POTS;   Orthostatic Intolerance
    Interventions:   Drug: Pyridostigmine;   Drug: Digoxin;   Drug: Placebo
    Sponsors:   New York Medical College;   National Institutes of Health (NIH)
    Recruiting

  • Condition:   Postural Tachycardia Syndrome
    Intervention:   Other: Water
    Sponsor:   University Hospital Inselspital, Berne
    Recruiting

  • Conditions:   Parkinson Disease;   Neurogenic Orthostatic Hypotension
    Interventions:   Drug: Droxidopa;   Drug: Placebo
    Sponsors:   William Ondo, MD;   Lundbeck LLC
    Recruiting

  • Condition:   Postural Orthostatic Tachycardia Syndrome
    Interventions:   Drug: Ivabradine;   Drug: Placebo
    Sponsors:   University of California, San Diego;   Amgen
    Recruiting

  • Condition:   Postural Tachycardia Syndrome
    Interventions:   Drug: placebo sugar pill;   Drug: Pyridostigmine Pill;   Drug: Galantamine Pill;   Device: Vagal stimulation;   Device: Sham vagal stimulation
    Sponsor:   Vanderbilt University Medical Center
    Recruiting

  • Conditions:   Parkinson Disease;   Parkinsonism;   Lewy Body Disease;   Supranuclear Palsy, Progressive;   Parkinsonism Vascular;   Multiple System Atrophy;   Corticobasal Degeneration
    Intervention:   Behavioral: Palliative Care
    Sponsors:   University of Colorado, Denver;   National Institute of Nursing Research (NINR);   University of California, San Francisco
    Recruiting

  • Conditions:   Parkinson's Disease;   Parkinsonian Disorders;   Atypical Parkinson Disease;   Progressive Supranuclear Palsy;   Multiple System Atrophy;   Corticobasal Degeneration;   Gait, Frontal
    Interventions:   Drug: Anti-Parkinson medication;   Device: Deep Brain Stimulation
    Sponsor:   Beth Israel Deaconess Medical Center
    Recruiting

  • Conditions:   Spinal Cord Injury;   Autonomic Dysreflexia;   Orthostatic Hypotension;   Baroreceptor Integrity;   Sympathetic Integrity;   Vagal Integrity;   Hypotension;   Cerebral Blood Flow;   Blood Pressure;   Venous Occlusion Plethysmography
    Intervention:   Drug: Midodrine Hydrochloride
    Sponsors:   James J. Peters Veterans Affairs Medical Center;   Icahn School of Medicine at Mount Sinai
    Recruiting

  • Conditions:   Autonomic Failure;   Pure Autonomic Failure;   Multiple System Atrophy;   Parkinson Disease;   Orthostatic Hypotension
    Interventions:   Drug: Droxidopa;   Drug: Midodrine;   Drug: Placebo
    Sponsor:   Vanderbilt University Medical Center
    Recruiting

  • Conditions:   Neurologic Disorders;   Nervous System Diseases;   Neurodegenerative Diseases;   Neurological Disorders;   Stroke;   Traumatic Brain Injury;   Cadasil;   Chronic Traumatic Encephalopathy;   Cerebral Infarction;   Cerebral Ischemia;   Cerebral Stroke;   Cerebral Hemorrhage;   Parkinson;   Multi-System Degeneration;   MSA - Multiple System Atrophy;   Progressive Supranuclear Palsy;   ALS;   Amyotrophic Lateral Sclerosis;   Neuropathy;   Diabetic Neuropathies
    Interventions:   Procedure: Intravenous BMSC;   Procedure: Intranasal BMSC
    Sponsors:   MD Stem Cells;   The Healing Institute
    Recruiting

  • Condition:   Postural Tachycardia Syndrome
    Interventions:   Drug: Phenylephrine;   Drug: Isoproterenol
    Sponsor:   University of Calgary
    Recruiting

  • Conditions:   Parkinson Disease;   Multiple System Atrophy;   REM Sleep Behavior Disorder;   Pure Autonomic Failure;   Dementia With Lewy Bodies
    Intervention:  
    Sponsors:   New York University School of Medicine;   Michael J. Fox Foundation for Parkinson's Research
    Recruiting

  • Conditions:   Postural Tachycardia Syndrome (POTS);   Vasovagal Syncope (VVS);   Fainting
    Interventions:   Drug: Northera (Droxidopa);   Drug: Placebo
    Sponsors:   New York Medical College;   Lundbeck LLC
    Recruiting

  • Condition:   Cerebrovascular Accident
    Intervention:  
    Sponsor:   Changhua Christian Hospital
    Recruiting

  • Condition:   Syncope
    Interventions:   Device: DDD-CLS;   Device: ODO
    Sponsor:   Biotronik SE & Co. KG
    Recruiting

  • Condition:   Vasovagal Syncope
    Interventions:   Drug: Metoprolol;   Drug: Matching Placebo
    Sponsors:   University of Calgary;   Vanderbilt University
    Recruiting

  • Conditions:   Parkinsonian Syndromes;   Parkinson's Disease;   Multiple System Atrophy;   Progressive Supranuclear Palsy
    Interventions:   Other: CSF, blood and urine sampling;   Other: clinical measures of disease severity and progression
    Sponsor:   University Hospital, Bordeaux
    Recruiting

  • Conditions:   Ataxia;   Dystonia;   Parkinson's Disease;   Amyotrophic Lateral Sclerosis;   Corticobasal Degeneration;   Multiple System Atrophy;   Alzheimer's Disease;   Lewy Body Dementia;   Parkinson Disease-Dementia;   Dentatorubral-pallidoluysian Atrophy;   Creutzfeldt-Jakob Disease and Fatal Familial Insomnia;   Fragile X-associated Tremor/Ataxia Syndrome;   Krabbe's Disease;   Niemann-Pick Disease, Type C;   Neuronal Ceroid Lipofuscinosis
    Intervention:  
    Sponsor:   National Institute on Aging (NIA)
    Recruiting

  • Conditions:   Patients With Synucleinopathies;   Neurogenic Orthostatic Hypotension;   Pure Autonomic Failure;   REM Sleep Behavior Disorder;   Parkinson Disease;   Dementia With Lewy Bodies;   Multiple System Atrophy;   Shy-Drager Disease
    Intervention:  
    Sponsor:   New York University School of Medicine
    Recruiting

  • Conditions:   Rare Disorders;   Undiagnosed Disorders;   Disorders of Unknown Prevalence;   Cornelia De Lange Syndrome;   Prenatal Benign Hypophosphatasia;   Perinatal Lethal Hypophosphatasia;   Odontohypophosphatasia;   Adult Hypophosphatasia;   Childhood-onset Hypophosphatasia;   Infantile Hypophosphatasia;   Hypophosphatasia;   Kabuki Syndrome;   Bohring-Opitz Syndrome;   Narcolepsy Without Cataplexy;   Narcolepsy-cataplexy;   Hypersomnolence Disorder;   Idiopathic Hypersomnia Without Long Sleep Time;   Idiopathic Hypersomnia With Long Sleep Time;   Idiopathic Hypersomnia;   Kleine-Levin Syndrome;   Kawasaki Disease;   Leiomyosarcoma;   Leiomyosarcoma of the Corpus Uteri;   Leiomyosarcoma of the Cervix Uteri;   Leiomyosarcoma of Small Intestine;   Acquired Myasthenia Gravis;   Addison Disease;   Hyperacusis (Hyperacousis);   Juvenile Myasthenia Gravis;   Transient Neonatal Myasthenia Gravis;   Williams Syndrome;   Lyme Disease;   Myasthenia Gravis;   Marinesco Sjogren Syndrome(Marinesco-Sjogren Syndrome);   Isolated Klippel-Feil Syndrome;   Frasier Syndrome;   Denys-Drash Syndrome;   Beckwith-Wiedemann Syndrome;   Emanuel Syndrome;   Isolated Aniridia;   Beckwith-Wiedemann Syndrome Due to Paternal Uniparental Disomy of Chromosome 11;   Beckwith-Wiedemann Syndrome Due to Imprinting Defect of 11p15;   Beckwith-Wiedemann Syndrome Due to 11p15 Translocation/Inversion;   Beckwith-Wiedemann Syndrome Due to 11p15 Microduplication;   Beckwith-Wiedemann Syndrome Due to 11p15 Microdeletion;   Axenfeld-Rieger Syndrome;   Aniridia-intellectual Disability Syndrome;   Aniridia - Renal Agenesis - Psychomotor Retardation;   Aniridia - Ptosis - Intellectual Disability - Familial Obesity;   Aniridia - Cerebellar Ataxia - Intellectual Disability;   Aniridia - Absent Patella;   Aniridia;   Peters Anomaly - Cataract;   Peters Anomaly;   Potocki-Shaffer Syndrome;   Silver-Russell Syndrome Due to Maternal Uniparental Disomy of Chromosome 11;   Silver-Russell Syndrome Due to Imprinting Defect of 11p15;   Silver-Russell Syndrome Due to 11p15 Microduplication;   Syndromic Aniridia;   WAGR Syndrome;   Wolf-Hirschhorn Syndrome;   4p16.3 Microduplication Syndrome;   4p Deletion Syndrome, Non-Wolf-Hirschhorn Syndrome;   Autosomal Recessive Stickler Syndrome;   Stickler Syndrome Type 2;   Stickler Syndrome Type 1;   Stickler Syndrome;   Mucolipidosis Type 4;   X-linked Spinocerebellar Ataxia Type 4;   X-linked Spinocerebellar Ataxia Type 3;   X-linked Intellectual Disability - Ataxia - Apraxia;   X-linked Progressive Cerebellar Ataxia;   X-linked Non Progressive Cerebellar Ataxia;   X-linked Cerebellar Ataxia;   Vitamin B12 Deficiency Ataxia;   Toxic Exposure Ataxia;   Unclassified Autosomal Dominant Spinocerebellar Ataxia;   Thyroid Antibody Ataxia;   Sporadic Adult-onset Ataxia of Unknown Etiology;   Spinocerebellar Ataxia With Oculomotor Anomaly;   Spinocerebellar Ataxia With Epilepsy;   Spinocerebellar Ataxia With Axonal Neuropathy Type 2;   Spinocerebellar Ataxia Type 8;   Spinocerebellar Ataxia Type 7;   Spinocerebellar Ataxia Type 6;   Spinocerebellar Ataxia Type 5;   Spinocerebellar Ataxia Type 4;   Spinocerebellar Ataxia Type 37;   Spinocerebellar Ataxia Type 36;   Spinocerebellar Ataxia Type 35;   Spinocerebellar Ataxia Type 34;   Spinocerebellar Ataxia Type 32;   Spinocerebellar Ataxia Type 31;   Spinocerebellar Ataxia Type 30;   Spinocerebellar Ataxia Type 3;   Spinocerebellar Ataxia Type 29;   Spinocerebellar Ataxia Type 28;   Spinocerebellar Ataxia Type 27;   Spinocerebellar Ataxia Type 26;   Spinocerebellar Ataxia Type 25;   Spinocerebellar Ataxia Type 23;   Spinocerebellar Ataxia Type 22;   Spinocerebellar Ataxia Type 21;   Spinocerebellar Ataxia Type 20;   Spinocerebellar Ataxia Type 2;   Spinocerebellar Ataxia Type 19/22;   Spinocerebellar Ataxia Type 18;   Spinocerebellar Ataxia Type 17;   Spinocerebellar Ataxia Type 16;   Spinocerebellar Ataxia Type 15/16;   Spinocerebellar Ataxia Type 14;   Spinocerebellar Ataxia Type 13;   Spinocerebellar Ataxia Type 12;   Spinocerebellar Ataxia Type 11;   Spinocerebellar Ataxia Type 10;   Spinocerebellar Ataxia Type 1 With Axonal Neuropathy;   Spinocerebellar Ataxia Type 1;   Spinocerebellar Ataxia - Unknown;   Spinocerebellar Ataxia - Dysmorphism;   Non Progressive Epilepsy and/or Ataxia With Myoclonus as a Major Feature;   Spectrin-associated Autosomal Recessive Cerebellar Ataxia;   Spasticity-ataxia-gait Anomalies Syndrome;   Spastic Ataxia With Congenital Miosis;   Spastic Ataxia - Corneal Dystrophy;   Spastic Ataxia;   Rare Hereditary Ataxia;   Rare Ataxia;   Recessive Mitochondrial Ataxia Syndrome;   Progressive Epilepsy and/or Ataxia With Myoclonus as a Major Feature;   Posterior Column Ataxia - Retinitis Pigmentosa;   Post-Stroke Ataxia;   Post-Head Injury Ataxia;   Post Vaccination Ataxia;   Polyneuropathy - Hearing Loss - Ataxia - Retinitis Pigmentosa - Cataract;   Muscular Atrophy - Ataxia - Retinitis Pigmentosa - Diabetes Mellitus;   Non-progressive Cerebellar Ataxia With Intellectual Disability;   Non-hereditary Degenerative Ataxia;   Paroxysmal Dystonic Choreathetosis With Episodic Ataxia and Spasticity;   Olivopontocerebellar Atrophy - Deafness;   NARP Syndrome;   Myoclonus - Cerebellar Ataxia - Deafness;   Multiple System Atrophy, Parkinsonian Type;   Multiple System Atrophy, Cerebellar Type;   Multiple System Atrophy;   Maternally-inherited Leigh Syndrome;   Machado-Joseph Disease Type 3;   Machado-Joseph Disease Type 2;   Machado-Joseph Disease Type 1;   Lethal Ataxia With Deafness and Optic Atrophy;   Leigh Syndrome;   Leukoencephalopathy With Mild Cerebellar Ataxia and White Matter Edema;   Leukoencephalopathy - Ataxia - Hypodontia - Hypomyelination;   Leigh Syndrome With Nephrotic Syndrome;   Leigh Syndrome With Leukodystrophy;   Leigh Syndrome With Cardiomyopathy;   Late-onset Ataxia With Dementia;   Intellectual Disability-hyperkinetic Movement-truncal Ataxia Syndrome;   Infection or Post Infection Ataxia;   Infantile-onset Autosomal Recessive Nonprogressive Cerebellar Ataxia;   Infantile Onset Spinocerebellar Ataxia;   GAD Ataxia;   Hereditary Episodic Ataxia;   Gliadin/Gluten Ataxia;   Friedreich Ataxia;   Fragile X-associated Tremor/Ataxia Syndrome;   Familial Paroxysmal Ataxia;   Exposure to Medications Ataxia;   Episodic Ataxia With Slurred Speech;   Episodic Ataxia Unknown Type;   Episodic Ataxia Type 7;   Episodic Ataxia Type 6;   Episodic Ataxia Type 5;   Episodic Ataxia Type 4;   Episodic Ataxia Type 3;   Episodic Ataxia Type 1;   Epilepsy and/or Ataxia With Myoclonus as Major Feature;   Early-onset Spastic Ataxia-neuropathy Syndrome;   Early-onset Progressive Neurodegeneration - Blindness - Ataxia - Spasticity;   Early-onset Cerebellar Ataxia With Retained Tendon Reflexes;   Early-onset Ataxia With Dementia;   Childhood-onset Autosomal Recessive Slowly Progressive Spinocerebellar Ataxia;   Dilated Cardiomyopathy With Ataxia;   Cataract - Ataxia - Deafness;   Cerebellar Ataxia, Cayman Type;   Cerebellar Ataxia With Peripheral Neuropathy;   Cerebellar Ataxia - Hypogonadism;   Cerebellar Ataxia - Ectodermal Dysplasia;   Cerebellar Ataxia - Areflexia - Pes Cavus - Optic Atrophy - Sensorineural Hearing Loss;   Brain Tumor Ataxia;   Brachydactyly - Nystagmus - Cerebellar Ataxia;   Benign Paroxysmal Tonic Upgaze of Childhood With Ataxia;   Autosomal Recessive Syndromic Cerebellar Ataxia;   Autosomal Recessive Spastic Ataxia With Leukoencephalopathy;   Autosomal Recessive Spastic Ataxia of Charlevoix-Saguenay;   Autosomal Recessive Spastic Ataxia - Optic Atrophy - Dysarthria;   Autosomal Recessive Spastic Ataxia;   Autosomal Recessive Metabolic Cerebellar Ataxia;   Autosomal Dominant Spinocerebellar Ataxia Due to Repeat Expansions That do Not Encode Polyglutamine;   Autosomal Recessive Ataxia, Beauce Type;   Autosomal Recessive Ataxia Due to Ubiquinone Deficiency;   Autosomal Recessive Ataxia Due to PEX10 Deficiency;   Autosomal Recessive Degenerative and Progressive Cerebellar Ataxia;   Autosomal Recessive Congenital Cerebellar Ataxia Due to MGLUR1 Deficiency;   Autosomal Recessive Congenital Cerebellar Ataxia Due to GRID2 Deficiency;   Autosomal Recessive Congenital Cerebellar Ataxia;   Autosomal Recessive Cerebellar Ataxia-pyramidal Signs-nystagmus-oculomotor Apraxia Syndrome;   Autosomal Recessive Cerebellar Ataxia-epilepsy-intellectual Disability Syndrome Due to WWOX Deficiency;   Autosomal Recessive Cerebellar Ataxia-epilepsy-intellectual Disability Syndrome Due to TUD Deficiency;   Autosomal Recessive Cerebellar Ataxia-epilepsy-intellectual Disability Syndrome Due to KIAA0226 Deficiency;   Autosomal Recessive Cerebellar Ataxia-epilepsy-intellectual Disability Syndrome;   Autosomal Recessive Cerebellar Ataxia With Late-onset Spasticity;   Autosomal Recessive Cerebellar Ataxia Due to STUB1 Deficiency;   Autosomal Recessive Cerebellar Ataxia Due to a DNA Repair Defect;   Autosomal Recessive Cerebellar Ataxia - Saccadic Intrusion;   Autosomal Recessive Cerebellar Ataxia - Psychomotor Retardation;   Autosomal Recessive Cerebellar Ataxia - Blindness - Deafness;   Autosomal Recessive Cerebellar Ataxia;   Autosomal Dominant Spinocerebellar Ataxia Due to a Polyglutamine Anomaly;   Autosomal Dominant Spinocerebellar Ataxia Due to a Point Mutation;   Autosomal Dominant Spinocerebellar Ataxia Due to a Channelopathy;   Autosomal Dominant Spastic Ataxia Type 1;   Autosomal Dominant Spastic Ataxia;   Autosomal Dominant Optic Atrophy;   Ataxia-telangiectasia Variant;   Ataxia-telangiectasia;   Autosomal Dominant Cerebellar Ataxia, Deafness and Narcolepsy;   Autosomal Dominant Cerebellar Ataxia Type 4;   Autosomal Dominant Cerebellar Ataxia Type 3;   Autosomal Dominant Cerebellar Ataxia Type 2;   Autosomal Dominant Cerebellar Ataxia Type 1;   Autosomal Dominant Cerebellar Ataxia;   Ataxia-telangiectasia-like Disorder;   Ataxia-intellectual Disability-oculomotor Apraxia-cerebellar Cysts Syndrome;   Ataxia-deafness-intellectual Disability Syndrome;   Ataxia With Vitamin E Deficiency;   Ataxia With Dementia;   Ataxia Neuropathy Spectrum;   Ataxia - Tapetoretinal Degeneration;   Ataxia - Photosensitivity - Short Stature;   Ataxia - Pancytopenia;   Ataxia - Oculomotor Apraxia Type 1;   Ataxia - Hypogonadism - Choroidal Dystrophy;   Ataxia - Other;   Ataxia - Genetic Diagnosis - Unknown;   Acquired Ataxia;   Adult-onset Autosomal Recessive Cerebellar Ataxia;   Alcohol Related Ataxia;   Multiple Endocrine Neoplasia;   Multiple Endocrine Neoplasia Type II;   Multiple Endocrine Neoplasia Type 1;   Multiple Endocrine Neoplasia Type 2;   Multiple Endocrine Neoplasia, Type IV;   Multiple Endocrine Neoplasia, Type 3;   Multiple Endocrine Neoplasia (MEN) Syndrome;   Multiple Endocrine Neoplasia Type 2B;   Multiple Endocrine Neoplasia Type 2A;   Atypical Hemolytic Uremic Syndrome;   Atypical HUS;   Wiedemann-Steiner Syndrome;   Breast Implant-Associated Anaplastic Large Cell Lymphoma;   Autoimmune/Inflammatory Syndrome Induced by Adjuvants (ASIA);   Hemophagocytic Lymphohistiocytosis;   Behcet's Disease;   Alagille Syndrome;   Inclusion Body Myopathy With Early-onset Paget Disease and Frontotemporal Dementia (IBMPFD);   Lowe Syndrome;   Pitt Hopkins Syndrome;   1p36 Deletion Syndrome;   Jansen Type Metaphyseal Chondrodysplasia;   Cockayne Syndrome;   Chronic Recurrent Multifocal Osteomyelitis;   CRMO;   Malan Syndrome;   Hereditary Sensory and Autonomic Neuropathy Type Ie
    Intervention:  
    Sponsors:   Sanford Health;   National Ataxia Foundation;   International WAGR Syndrome Association;   4p- Support Group;   ML4 Foundation;   Cornelia de Lange Syndrome Foundation;   Stickler Involved People;   Kawasaki Disease Foundation;   Klippel-Feil Syndrome Alliance;   Klippel-Feil Syndrome Freedom;   Hyperacusis Research Limited;   Hypersomnia Foundation;   Kabuki Syndrome Network;   Kleine-Levin Syndrome Foundation;   Leiomyosarcoma Direct Research Foundation;   Marinesco-Sjogren Syndrome Support Group;   Mucolipidosis Type IV (ML4) Foundation;   People with Narcolepsy 4 People with Narcolepsy (PWN4PWN);   Soft Bones Incorporated;   American Multiple Endocrine Neoplasia Support;   Atypical Hemolytic Uremic Syndrome Foundation;   All Things Kabuki;   Wiedemann-Steiner Syndrome Foundation;   Breast Implant Victim Advocates;   PROS Foundation;   American Behcet's Disease Association
    Recruiting

  • Conditions:   Type 1 Diabetes;   Hypoglycemia Associated Autonomic Failure
    Interventions:   Drug: Fluoxetine;   Drug: Placebo control
    Sponsors:   University of Maryland;   National Heart, Lung, and Blood Institute (NHLBI)
    Recruiting

  • Conditions:   Tachycardia;   Postural Orthostatic Tachycardia Syndrome
    Interventions:   Radiation: DAXOR;   Procedure: QSweat;   Drug: Intrinsic Heart Rate
    Sponsors:   Satish R. Raj;   National Institutes of Health (NIH)
    Recruiting

  • Condition:   Postural Tachycardia Syndrome
    Interventions:   Drug: pyridostigmine;   Drug: Placebo
    Sponsors:   Mayo Clinic;   National Institutes of Health (NIH)
    Recruiting

  • Conditions:   REM Sleep Behavior Disorder;   Pre-motor Parkinson Disease;   Symptomatic Parkinson Disease
    Intervention:   Drug: Carvedilol
    Sponsor:   Michele Tagliati, MD
    Not yet recruiting

  • Condition:   Complex Regional Pain Syndrome (CRPS)
    Interventions:   Drug: Neridronic acid;   Drug: Placebo
    Sponsor:   Grünenthal GmbH
    Recruiting

  • Condition:   Complex Regional Pain Syndrome
    Interventions:   Behavioral: GMI and Desensitization;   Behavioral: Desensitization
    Sponsors:   University of Tromso;   University Hospital of North Norway
    Recruiting

  • Condition:   Spinal Cord Injuries
    Intervention:   Drug: Mecamylamine Oral Tablet
    Sponsor:   Wayne State University
    Recruiting

  • Condition:   Autonomic Dysreflexia
    Intervention:   Drug: Fesoterodine
    Sponsors:   University of British Columbia;   Pfizer;   International Collaboration On Repair Discoveries (ICORD);   Vancouver Coastal Health
    Recruiting

  • Condition:   Horner Syndrome
    Intervention:   Drug: 10% phenylephrine
    Sponsors:   Denver Health and Hospital Authority;   University of Colorado, Denver
    Recruiting

  • Conditions:   Brachial Plexus Block;   Horner Syndrome;   Autonomic Imbalance
    Interventions:   Procedure: Interscalene brachial plexus block;   Drug: 0.75% ropivacaine
    Sponsors:   Daegu Catholic University Medical Center;   Research Institute of Medical Science, Daegu Catholic University
    Recruiting

  • Condition:   Complex Regional Pain Syndrome
    Interventions:   Drug: Nitrous Oxide;   Drug: Oxygen
    Sponsor:   The Cleveland Clinic
    Not yet recruiting

  • Condition:   Complex Regional Pain Syndromes
    Intervention:   Behavioral: observation and measure of trajectory of recovery in CRPS
    Sponsors:   Children's Hospital Medical Center, Cincinnati;   Chapman Family Donation
    Recruiting

  • Condition:   Complex Regional Pain Syndrome
    Interventions:   Device: The Nuvectra Algovita Dorsal Column Spinal Cord Stimulator;   Device: The Axium Neurostimulator System
    Sponsor:   The Cleveland Clinic
    Not yet recruiting

  • Condition:   Complex Regional Pain Syndrome
    Interventions:   Drug: Botox + Lidocaine;   Drug: Lidocaine alone
    Sponsors:   VA Connecticut Healthcare System;   Allergan
    Recruiting

  • Condition:   Complex Regional Pain Syndromes
    Intervention:  
    Sponsor:   Washington University School of Medicine
    Recruiting

  • Condition:   Complex Regional Pain Syndrome (CRPS)
    Interventions:   Drug: Neridronic acid;   Drug: Placebo
    Sponsor:   Grünenthal GmbH
    Recruiting

  • Condition:   Complex Regional Pain Syndromes
    Intervention:   Device: Transcranial Magnetic Stimulation (TMS)
    Sponsors:   Stanford University;   National Institutes of Health (NIH);   Redlich Pain Endowment;   Rocky Mountain Foundation;   The Feldman Family Foundation Pain Research Fund
    Recruiting

  • Conditions:   Mild Traumatic Brain Injury;   Concussion Post Syndrome
    Intervention:   Behavioral: Psychological Intervention
    Sponsor:   University of California, Los Angeles
    Not yet recruiting

  • Condition:   Complex Regional Pain Syndrome
    Interventions:   Drug: LDN;   Drug: Placebo
    Sponsor:   Stanford University
    Recruiting

  • Condition:   Complex Regional Pain Syndromes
    Interventions:   Procedure: Blind technique;   Procedure: Ultrasound-guided technique
    Sponsor:   Maisonneuve-Rosemont Hospital
    Recruiting

  • Conditions:   Amplified Musculoskeletal Pain Syndrome;   Reflex Sympathetic Dystrophy;   Complex Regional Pain Syndromes
    Interventions:   Device: Oculus GO VR HMD, application Happy Place (© Mimerse);   Device: iPad, application Happy Place (© Mimerse)
    Sponsor:   Tufts Medical Center
    Recruiting

  • Condition:   Chronic Pain Syndrome
    Intervention:   Device: NoL index
    Sponsor:   Maisonneuve-Rosemont Hospital
    Recruiting

  • Conditions:   Ehlers-Danlos Syndrome (EDS);   Complex Regional Pain Syndrome (CRPS);   Amplified Musculoskeletal Pain Syndrome (AMPS);   Low Back Pain;   Fibromyalgia;   Chronic Widespread Pain
    Interventions:   Behavioral: Two-point discrimination training;   Behavioral: One-point discrimination training
    Sponsor:   Children's Hospital Medical Center, Cincinnati
    Recruiting

  • Condition:   Complex Regional Pain Syndromes
    Interventions:   Procedure: stellate ganglion block with ropivacaine 0.2% 5 mL;   Procedure: stellate ganglion block wit ropivacaine 0.2% 2 mL
    Sponsor:   Maisonneuve-Rosemont Hospital
    Not yet recruiting

  • Conditions:   Dystonia;   Complex Regional Pain Syndromes
    Intervention:  
    Sponsor:   National Institute of Neurological Disorders and Stroke (NINDS)
    Recruiting

  • Conditions:   Neuropathy;   Phantom Limb Pain;   Complex Regional Pain Syndromes;   Neuropathic Pain
    Intervention:   Other: Immersive Virtual Reality
    Sponsor:   Loma Linda University
    Recruiting

  • Conditions:   Horner's Syndrome;   Stroke;   Dissection Carotid Artery
    Intervention:   Device: Automated pupillometry
    Sponsor:   University of Zurich
    Recruiting

  • Conditions:   Musculoskeletal Pain;   Fractures, Closed;   Distal Radius Fracture;   Complex Regional Pain Syndromes
    Interventions:   Behavioral: Standard Care;   Behavioral: Motor Representation Techniques
    Sponsors:   University of Minnesota - Clinical and Translational Science Institute;   American Hand Therapy Foundation;   Fairview Health Services
    Recruiting

  • Conditions:   Spinal Cord Injury;   Autonomic Dysreflexia;   Baroreceptor Integrity;   Sympathetic Integrity;   Vagal Integrity;   Autonomic Integrity;   Hypotensive;   Cognitive Function;   Cerebral Blood Flow;   Blood Pressure
    Interventions:   Drug: Midodrine Hydrochloride;   Drug: Pyridostigmine Bromide;   Drug: Mirabegron;   Other: Placebo
    Sponsors:   James J. Peters Veterans Affairs Medical Center;   Kessler Foundation
    Recruiting

  • Conditions:   Dorsal Root Ganglion Stimulation;   Pain in Limb, Hand, Foot, Fingers and Toes;   Causalgia of Upper Limb
    Intervention:  
    Sponsors:   Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA);   Diakonessenhuis, Utrecht
    Recruiting

  • Conditions:   Fatigue;   Fibromyalgia;   Pain;   Complex Regional Pain Syndrome;   Reflex Sympathetic Dystrophy
    Intervention:  
    Sponsor:   National Institute of Nursing Research (NINR)
    Recruiting

  • Conditions:   Hyperandrogenism;   Metabolic Cardiovascular Syndrome
    Interventions:   Procedure: Phlebotomy;   Drug: ethinylestradiol;   Drug: Cyproterone Acetate
    Sponsors:   Manuel Luque Ramírez;   Instituto de Salud Carlos III
    Recruiting

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