Clinical trials: Natural History
Schizophrenia, Parkinson's Disease
PET Scanning in Parkinson s Disease
This is an in vivo positron emission tomography (PET) study of regional cerebral dopamine and blood flow in normal volunteers, persons with Parkinson s disease (both familial and sporadic), and those with schizophrenia spectrum…
- Trial name
- NCT00024622
- Testing
- O-15 Water, 18F-Fluoro-L-dopa
- Where
- United States
- Volunteers
- 502 people
- Sponsor
- National Institute of Mental Health (NIMH)
Bipolar Disorder, Mood Disorders
Child & Adolescent Bipolar Disorder Brain Imaging and Treatment Study
This research protocol seeks to learn more about bipolar disorder in children and adolescents ages 6-17. Researchers will describe the moods and behaviors of children with bipolar disorder and use specialized testing and brain…
- Conditions
- Bipolar Disorder, Mood Disorders, Attention Deficit Hyerpactivity Disorder
- Trial name
- NCT00006177
- Where
- United States
- Volunteers
- 1,303 people
- Sponsor
- National Institute of Mental Health (NIMH)
Oculopharyngeal Muscular Dystrophy (OPMD)
Natural History of Oculo-Pharyngeal Muscular Dystrophy (OPMD) - Israel National OPMD Registry
The goal of this open prospective multi-disciplinary observational study of patients with OPMD at various stages of clinical manifestations is to explore the natural history of the disease in the Israeli population.
- Trial name
- Isr-OPMD (NCT07146256)
- Testing
- Non-interventional observational study
- Where
- Israel
- Volunteers
- 300 people
- Sponsor
- Sheba Medical Center
Myotonic Dystrophy 1, Myotonic Dystrophy 2
An Ambispective Natural History Study in Myotonic Dystrophy Patients Linking Retrospective Data Captured From the DM-Scope Registry With a Prospective 24-month Follow-up Period
This natural history observational study is being conducted to follow patients with DM1 or DM2 over a 2 year period to study the presence of myotonia, how it's perceived and its impact on patients quality of life.
- Trial name
- Track-DM (NCT07732439)
- Where
- 6 sites in France
- Volunteers
- 100 people
- Sponsor
- Lupin Ltd.
Blood Donors, Apheresis
Collection and Distribution of Blood Components From Healthy Donors for In Vitro Research Use
Background: Many different research projects need a steady supply of human blood. Blood donated by screened, healthy people may be used to test new drugs, for example, or to learn how blood cells work.
- Trial name
- NCT07877259
- Where
- United States
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- National Institutes of Health Clinical Center (CC)
Severe Aplastic Anemia
Retrospective Study of Patients With Severe Aplastic Anemia Who Relapsed After Immunosuppressive Therapy
Background: Severe aplastic anemia (SAA) is a form of bone marrow failure. It usually results from a cytotoxic T cell attack on the marrow stem cell. Two treatments can be used for most people with SAA.
- Trial name
- NCT04436380
- Where
- United States
- Volunteers
- 173 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Sickle Cell Disease
Best Noninvasive Predictor of Renal Function in Assessing Adult Sickle Nephropathy
Background: Sickle cell disease is a common inherited blood disorder. Kidney disease is a major cause of problems in people with sickle cell disease.
- Trial name
- NCT03958643
- Where
- United States
- Volunteers
- 70 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Liver Fibrosis, Steatohepatitis
Liver Fibrosis in HIV-Infected Patients With Elevated Liver Enzymes on Antiretroviral Therapy
This study will provide a basis for research on the impact of liver injury caused by antiretroviral therapy in HIV-infected patients.
- Conditions
- Liver Fibrosis, Steatohepatitis, Elevated Transaminases
- Trial name
- NCT00326482
- Where
- United States
- Volunteers
- 127 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Mucopolysaccharidosis Type IIIA, Mucopolysaccharidosis Type IIIB
Natural History Studies of Mucopolysaccharidosis III
The purpose of this study is to assess rates of decline in motor and cognitive functional measures, and to assess potential biomarkers, in order to identify potential outcome measure appropriate for use in therapeutic clinical…
- Trial name
- NCT02037880
- Testing
- Lumbar puncture, Magnetic Resonance Imaging (MRI) of the brain
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- Nationwide Children's Hospital
Eosinophilia, Hypereosinophilic Syndrome
Natural History of Hypereosinophilia and Hypereosinophilic Syndromes
Unexplained chronic hypereosinophilia (HE) and hypereosinophilic syndromes (HES) are heterogeneous regarding the organ involvements (heart, lungs, skin, .. or none), the evolutionary profiles, the response to treatments.
- Trial name
- COHESION (NCT04018118)
- Testing
- Biological sample
- Where
- France
- Volunteers
- 600 people
- Sponsor
- University Hospital, Lille
Hepatocellular Carcinoma
The Detection of Small Early Liver Cancer With Natural History Follow up
The SELINA study will recruit 200 patients with cirrhosis and small HCC and 50 patients with HCC but without cirrhosis (most of whom are expected to have FLD).
- Trial name
- SELINA (NCT05534906)
- Testing
- Blood & Urine Samples, Imaging
- Where
- United Kingdom
- Volunteers
- 250 people
- Sponsor
- University of Oxford
Eczema, Atopic Dermatitis
Studies of Skin Microbes in Healthy People and in People With Skin Conditions
This study will examine microbes (e.g., bacteria, fungi, viruses) that live on human skin and how microbes contribute to health and disease.
- Trial name
- NCT00605878
- Where
- United States
- Volunteers
- 530 people, healthy volunteers welcome
- Sponsor
- National Human Genome Research Institute (NHGRI)
Pseudohypoparathyroidism Type 1A, Albright Hereditary Osteodystrophy
Albright Hereditary Osteodystrophy: Natural History, Growth, and Cognitive/Behavioral Assessments
We, the researchers, are following the natural history of Albright hereditary osteodystrophy. We have found that growth hormone deficiency is very common in patients with pseudohypoparathyroidism type 1A, which falls under the…
- Conditions
- Pseudohypoparathyroidism Type 1A, Albright Hereditary Osteodystrophy, Pseudopseudohypoparathyroidism
- Trial name
- NCT00209235
- Testing
- Neurocognitive and psychosocial testing
- Where
- United States
- Volunteers
- 600 people
- Sponsor
- Connecticut Children's Medical Center
Ovarian Cancer, Breast Cancer
A Follow-up Study of Women Evaluated and Treated for Infertility
To assess the relations of infertility causes and treatment to cancer risk, we will conduct a retrospective cohort study of approximately 12,000 women evaluated for infertility between 1965-1988.
- Conditions
- Ovarian Cancer, Breast Cancer, Endometrial Cancer, Thyroid Cancer
- Trial name
- NCT00342446
- Where
- United States
- Volunteers
- 12,193 people
- Sponsor
- National Cancer Institute (NCI)
Idiopathic Pulmonary Fibrosis
Characterization of Apolipoprotein A-I Pathways in Idiopathic Pulmonary Fibrosis
Background: Idiopathic pulmonary fibrosis (IPF) is a chronic lung disease that becomes worse over time. There is currently no effective treatment for it. Researchers want to study the disease and learn new ways to treat it.
- Trial name
- NCT02315586
- Where
- United States
- Volunteers
- 63 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Liver Cirrhosis, Hepatocellular Carcinoma
Natural History of Liver Cirrhosis Diagnosed by Transient Elastography in HIV/HCV-coinfected Patients
Prospective multicenter cohort recruiting consecutive patients from 7 hospitals in Andalusia, southern Spain, according to following criteria: 1) HIV infection, 2) Chronic active HCV infection, 3) Older than 18 years, 4) New…
- Conditions
- Liver Cirrhosis, Hepatocellular Carcinoma, HIV, HCV Coinfection
- Trial name
- NCT02693847
- Where
- 8 sites in Spain
- Volunteers
- 446 people
- Sponsor
- Hospital Universitario de Valme
Systemic Sclerosis, Scleroderma
Multi-center, Web Based Observational Study of Pulmonary Hypertension in Scleroderma Patients
The purpose of this study is to determine the timeline of progression from pre-pulmonary hypertension to diagnosable pulmonary hypertension based on right heart catheterization.
- Conditions
- Systemic Sclerosis, Scleroderma, Pulmonary Hypertension, Pulmonary Arterial Hypertension
- Trial name
- NCT00377949
- Where
- 25 sites in United States
- Volunteers
- 602 people
- Sponsor
- Georgetown University
Type 2 Diabetes
Changing the Natural History of Type 2 Diabetes ("CHANGE" Study)
Diabetes is a disorder of high blood glucose, that tends to get worse; over time, patients need more and more drugs. This pattern is caused by overwork of the body's insulin-producing β-cells, because patients' glucose levels are…
- Trial name
- CHANGE (NCT05040087)
- Testing
- Intensification of diabetes medication based largely on HbA1c levels, Intensification of diabetes medication based on glucose levels
- Where
- United States
- Volunteers
- 127 people
- Sponsor
- Foundation for Atlanta Veterans Education and Research, Inc.
Fabry Disease
Natural History and Structural Functional Relationships in Fabry Renal Disease Treatment Outcomes(Changes)in Fabry Renal Disease Study
The investigators will perform a study with two major components. The first is a natural history study of untreated Fabry patients.
- Trial name
- LDN6702 (NCT01581424)
- Where
- 2 sites in United States
- Volunteers
- 50 people
- Sponsor
- University of Minnesota
Nasopharyngeal Neoplasms
Peptide Vaccine to Prevent Recurrence of Nasopharyngeal Cancer
This study will examine the effectiveness and side effects of an experimental vaccine to prevent recurrence of nasopharyngeal cancer.
- Trial name
- NCT00078494
- Testing
- EBV-LMP-2
- Where
- United States
- Volunteers
- 99 people
- Sponsor
- National Institutes of Health Clinical Center (CC)
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