Clinical Trials

52 trials
RecentStart dateEnrollment
Observational × Arthritis, Rheumatoid × Clear all
NCT04306939 2026-01-07

GREAT1

University of Pittsburgh

Suspended
120,000 enrolled
Gastrointestinal

Arthritis, Rheumatoid, Celiac Disease, Cholecystitis, Cholelithiasis, Chronic Disease, Crohn Disease, Cystic Fibrosis, Diabetes Mellitus, Fibrosis, Gastritis, Hepatitis, Liver Cirrhosis, Biliary, Multiple Sclerosis, Pancreatic Cyst, Exocrine Pancreatic Insufficiency, Pancreatitis, Inflammatory Bowel Diseases, Irritable Bowel Syndrome, Dyslipidemias, Pancreatitis, Chronic, Renal Insufficiency, Chronic, Chronic Pain, Non-alcoholic Fatty Liver Disease

NCT02422875 2025-09-30

Comparative Autoantibody and Immunologic Cell Marker Study

Emory University

Enrolling by invitation
2,500 enrolled

Undifferentiated Connective Tissue Diseases, Immunoglobulin G4-Related Disease, Acquired Immunodeficiency Syndrome, Arthritis, Arthritis, Juvenile, Arthritis, Rheumatoid, Autoimmune Diseases, Communicable Diseases, Graft vs Host Disease, Hepatitis C, Lupus Erythematosus, Systemic, Myositis, Sjogren's Syndrome, Purpura, Thrombocytopenic, Idiopathic, Sepsis, Epstein-Barr Virus Infections, Guillain-Barre Syndrome, Scleroderma, Diffuse, Autoimmune Lymphoproliferative Syndrome

NCT04031469 2025-07-31

A Non-Interventional Pilot Study to Explore the Role of Gut Flora in Disease

ProgenaBiome

Suspended
1,000 enrolled
GastrointestinalOtherOther solid neoplasmThoracic

Autism Spectrum Disorder, Bipolar and Related Disorders, Post-Lyme Disease Syndrome, Generalized Anxiety Disorder, Acne Vulgaris, Alzheimer Disease, Amyotrophic Lateral Sclerosis, Anxiety Disorders, Arthritis, Rheumatoid, Autistic Disorder, Bipolar Disorder, Celiac Disease, Colitis, Ulcerative, Colonic Neoplasms, Compulsive Personality Disorder, Constipation, Crohn Disease, Depression, Depressive Disorder, Major, Diabetes Mellitus, Eczema, Epidermolysis Bullosa, Gout, Hypercholesterolemia, Lyme Disease, Mesothelioma, Migraine Disorders, Multiple Sclerosis, Myasthenia Gravis, Neoplasms, Obsessive-Compulsive Disorder, Parkinson Disease, Psoriasis, Colorectal Neoplasms, Fatigue Syndrome, Chronic, Multiple Sclerosis, Chronic Progressive, Multiple Sclerosis, Relapsing-Remitting, Lyme Neuroborreliosis, Irritable Bowel Syndrome

NCT06583395 2024-11-01

QUANTUM

VitaMed Research LLC

Enrolling by invitation
3,000 enrolled
BreastCNSDermatologicGastrointestinalGenitourinaryGynecologicHead & NeckLymphoidThoracic

Amyotrophic Lateral Sclerosis, Anxiety Disorders, Arthritis, Rheumatoid, Asthma, Atrial Fibrillation, Brain Neoplasms, Breast Neoplasms, Cerebral Palsy, Cluster Headache, Colitis, Ulcerative, Colonic Neoplasms, Crohn Disease, Deafness, Depression, Diabetes Mellitus, Eczema, Epilepsy, Fibromyalgia, Heart Failure, Hypertension, Hyperthyroidism, Hypothyroidism, Infertility, Leiomyoma, Lung Neoplasms, Lyme Disease, Lymphoma, Macular Degeneration, Migraine Disorders, Multiple Sclerosis, Neoplasms, Osteoarthritis, Osteoporosis, Ovarian Cysts, Ovarian Neoplasms, Parkinson Disease, Phantom Limb, Prostatic Neoplasms, Psoriasis, Skin Neoplasms, Spinal Cord Injuries, Spinal Stenosis, Stress Disorders, Post-Traumatic, Thyroid Neoplasms, Tinnitus, Fatigue Syndrome, Chronic, Tension-Type Headache, Stroke, Pulmonary Disease, Chronic Obstructive, Irritable Bowel Syndrome, Renal Insufficiency, Chronic, Angina, Stable

NCT03840928 2023-12-13

PatientSpot Formerly Known as ArthritisPower

Global Healthy Living Foundation

Unknown
40,000 enrolled
CNSDermatologicOtherThoracic

Intervertebral disc disease, Undifferentiated Connective Tissue Diseases, Axial Spondyloarthritis, Alopecia, Alzheimer Disease, Amyotrophic Lateral Sclerosis, Angina, Unstable, Arrhythmias, Cardiac, Arthritis, Juvenile, Arthritis, Rheumatoid, Asthma, Ataxia, Brain Neoplasms, Intracranial Aneurysm, Cluster Headache, Crohn Disease, Cystic Fibrosis, Dermatomyositis, Diabetes Mellitus, Hyperostosis, Diffuse Idiopathic Skeletal, Eczema, Epilepsy, Fibromyalgia, Gout, Craniocerebral Trauma, Headache, Heart Defects, Congenital, Heart Failure, Heart Valve Diseases, Hydrocephalus, Hypertension, Lung Neoplasms, Meningitis, Multiple Sclerosis, Muscular Dystrophies, Myocardial Infarction, Myositis, Obesity, Osteoarthritis, Osteoporosis, Parkinson Disease, Polychondritis, Relapsing, Polymyalgia Rheumatica, Psoriasis, Sleep Apnea Syndromes, Spinal Cord Injuries, Spondylitis, Ankylosing, Giant Cell Arteritis, Granulomatosis with Polyangiitis, Inflammatory Bowel Diseases, Arthritis, Psoriatic, Polymyositis, Tension-Type Headache, Guillain-Barre Syndrome, Bell Palsy, Stroke, Neurocutaneous Syndromes, Pulmonary Disease, Chronic Obstructive, Scleroderma, Diffuse, Peripheral Arterial Disease

NCT06072287 2023-10-12

LTC

King's College London

Unknown
600 enrolled
Classical hematologyOther

Psychological Well-Being, Post-Acute COVID-19 Syndrome, Acquired Immunodeficiency Syndrome, Amyotrophic Lateral Sclerosis, Anemia, Sickle Cell, Anxiety Disorders, Arthritis, Arthritis, Rheumatoid, Asthma, Atrial Fibrillation, Celiac Disease, Cerebrovascular Disorders, Chronic Disease, Cystic Fibrosis, Dementia, Depression, Diabetes Mellitus, Eczema, Endometriosis, Epilepsy, Fibromyalgia, Heart Diseases, Heart Failure, Hepatitis, Hypertension, Liver Diseases, Migraine Disorders, Multiple Sclerosis, Neoplasms, Nervous System Diseases, Obesity, Osteoarthritis, Osteoporosis, Pain, Parkinson Disease, Spondylitis, Fatigue Syndrome, Chronic, Hidradenitis Suppurativa, Stroke, Pulmonary Disease, Chronic Obstructive, Postural Orthostatic Tachycardia Syndrome

NCT03941184 2020-11-23

Spontaneous Coronary Artery Dissection (SCAD) and Autoimmunity

Mayo Clinic

Completed
114 enrolled
Classical hematologyGastrointestinal

Coronary Artery Dissection, Spontaneous, Addison Disease, Anemia, Pernicious, Arthritis, Rheumatoid, Celiac Disease, Colitis, Ulcerative, Crohn Disease, Dermatomyositis, Diabetes Mellitus, Type 1, Graves Disease, Liver Cirrhosis, Biliary, Lupus Erythematosus, Systemic, Multiple Sclerosis, Myasthenia Gravis, Polymyalgia Rheumatica, Psoriasis, Scleroderma, Systemic, Sjogren's Syndrome, Spondylitis, Ankylosing, Takayasu Arteritis, Uveitis, Vasculitis, Vitiligo, Antiphospholipid Syndrome, Polymyositis, Hepatitis, Autoimmune, Guillain-Barre Syndrome, Hashimoto Disease