Clinical trials: Natural History
COVID-19
Plasma Collection From Convalescent and/or Immunized Donors for the Treatment of COVID-19
Background: The Coronavirus disease 2019 (COVID-19) pandemic is a major public health issue. Researchers want to collect plasma from people who have recovered from COVID-19, and use this plasma to treat people who are sick with…
- Trial name
- NCT04360278
- Where
- United States
- Volunteers
- 258 people
- Sponsor
- National Institutes of Health Clinical Center (CC)
Atrial Fibrillation (AF), Tricuspid Regurgitation (TR)
Natural History of Atrial Fibrillation-Induced Tricuspid Valve Remodeling in the Absence of Significant Tricuspid Regurgitation: A Three-Dimensional Echocardiographic Study
This is a prospective, observational, multicenter study aimed at characterizing tricuspid valve remodeling in patients with atrial fibrillation (AF) without significant tricuspid regurgitation (TR), in relation to AF burden…
- Trial name
- TRICUSPID-AF (NCT07617974)
- Where
- Italy
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Centro Cardiologico Monzino
Leukoencephalopathies, LBSL
Natural History Study of Leukoencephalopathy With Brainstem and Spinal Cord Involvement and Lactate Elevation (LBSL)
In this study, we will conduct retrospective chart and imaging reviews and prospective longitudinal virtual assessments of individuals with LBSL.
- Conditions
- Leukoencephalopathies, LBSL, Leukoencephalopathy With Brainstem and Spinal Cord Involvement and Lactate Elevation, White Matter Disease
- Trial name
- NCT03624374
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Hugo W. Moser Research Institute at Kennedy Krieger, Inc.
Normal Physiology, Alcohol Use Disorder
Addictions Neuroclinical Assessment (ANA)
Background: Alcohol use disorder (AUD) is a major public health problem. In the U.S., 16 to 18 million adults have an AUD. Researchers want to test an assessment tool called the ANA.
- Trial name
- NCT04946851
- Where
- United States
- Volunteers
- 1,400 people, healthy volunteers welcome
- Sponsor
- National Institute on Alcohol Abuse and Alcoholism (NIAAA)
Hereditary Hemorrhagic Telangiectasia
Study of the Natural History and Genotype-Phenotype Correlations of Hereditary Hemorrhagic Telangiectasia Patients
OBJECTIVES: I. Collect data regarding the natural history of hereditary hemorrhagic telangiectasia (HHT). II. Establish genotype-phenotype correlations in HHT. III.
- Trial name
- NCT00004649
- Sponsor
- National Center for Research Resources (NCRR)
Gastrointestinal Diseases
Evaluation of People With Gastrointestinal Disease
Background: Gastrointestinal diseases and disorders affect the throat, stomach, and intestines. There are many different kinds of these diseases. Clinical trials are being developed to study new ways to treat them.
- Trial name
- NCT01639924
- Where
- United States
- Volunteers
- 2,761 people
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Diverticulitis
Natural History of Sigmoid Diverticulitis: The Geneva Cohort Study
Aim: This is a longitudinal cohort study to assess long-term clinical outcome of patients who were admitted in our institution for a first episode of uncomplicated sigmoid diverticulitis.
- Trial name
- NCT01015378
- Testing
- laparoscopid sigmoid resection
- Where
- Switzerland
- Volunteers
- 500 people
- Sponsor
- University Hospital, Geneva
Endocrine Diseases
Evaluation of Adults With Endocrine and Metabolic-Related Conditions
Background: There are many endocrine and metabolic-related conditions. Two well-known disorders include diabetes and thyroid disease. Some of these diseases are caused by a change in genes.
- Trial name
- NCT02830308
- Where
- United States
- Volunteers
- 1,250 people, healthy volunteers welcome
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Asthma, Atherosclerosis
Study of the Effect of Innate on the Inflammatory Response to Endotoxin
Background: Innate immunity is the process by which white blood cells and other parts of the immune system sense and respond to potential infections by causing an inflammation.
- Conditions
- Asthma, Atherosclerosis, Metabolic Syndrome, Insulin Resistance
- Trial name
- NCT01143480
- Where
- United States
- Volunteers
- 725 people, healthy volunteers welcome
- Sponsor
- National Institute of Environmental Health Sciences (NIEHS)
Clonal Hematopoiesis of Indeterminate Potential, Clonal Cytopenia of Undetermined Significance
CHIP/CCUS Natural History Protocol
Background: Clonal Hematopoiesis of Indeterminate Potential (CHIP) is a change in a person s DNA that can increase a person s risk of developing blood cancers or cardiovascular disease. CHIP occurs mostly occurs in older people.
- Trial name
- NCT04102423
- Where
- United States
- Volunteers
- 306 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Dementia Disorder
German Dementia Registry
The German Dementia Registry (DEMREG) is a large-scale national prospective biomarker-based study for cognitive impairment and dementia, providing an integrated clinical research platform for research studies.
- Trial name
- DemReg (NCT07433010)
- Testing
- This is a registry.
- Where
- 24 sites in Germany
- Volunteers
- 5,000 people
- Sponsor
- RWTH Aachen University
Chronic Health Conditions, Older Age is Associated With Increased Pathogenicity
COV2Base-A Rare Disease by COVID Study
Background: SARS-CoV-2 is the virus that causes COVID. It has caused a global pandemic. Most people have no to mild symptoms. But some people need to be hospitalized, and a small number need critical care.
- Trial name
- NCT04564274
- Where
- United States
- Volunteers
- 1,748 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Parkinson Disease, Gaucher Disease
Positron Emission Tomography (PET) Imaging in People With Gaucher Mutations
This study will use positron emission tomography (PET) to compare how people with Gaucher disease or Gaucher disease carriers with parkinsonism, and their family members, use dopamine in their brains in comparison with healthy…
- Trial name
- NCT00302146
- Testing
- 15-0 H20
- Where
- United States
- Volunteers
- 64 people
- Sponsor
- National Human Genome Research Institute (NHGRI)
Rett Syndrome
Biomarkers in Rett Syndrome
Rett syndrome (RTT) is an X-linked genetic disorder that causes severe neurological development disorder. In its classic form, it seems to affect almost exclusively females with an incidence of up to one in 10,000 females.
- Trial name
- BIRS (NCT06346444)
- Testing
- Diagnostic test and behavioral
- Where
- 4 sites in Ireland, Italy
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- IRCCS Fondazione Stella Maris
Heart Transplantation
Study of Heart Transplant Rejection
This study will investigate the causes of acute and chronic rejection of transplanted hearts. To find better ways to detect, treat and possibly prevent heart transplant rejection, more information about the cause is needed.
- Trial name
- NCT00042614
- Where
- 2 sites in United States
- Volunteers
- 188 people
- Sponsor
- National Institutes of Health Clinical Center (CC)
Sickle Cell, PKLR Variants
Genotype -Phenotype Correlation of PKLR Variants With Pyruvate Kinase, 2,3-Diphosphglycerate and Adenosine Triphosphate Activities in Red Blood Cells of People With Sickle Cell Disease
Background: Some people with the same disorder on a genetic level have more complications than others. Researchers want to look for a link between the PKLR gene and sickle cell disease (SCD) symptoms.
- Conditions
- Sickle Cell, PKLR Variants, Adenosine Triphosphate Activities
- Trial name
- NCT03685721
- Where
- United States
- Volunteers
- 800 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Sporadic Inclusion Body Myositis, Inclusion Body Myositis
Sporadic Inclusion Body Myositis Natural History Study
This is a prospective natural history study on patients with clinically defined sIBM. Participants will be assessed every 6 months over two years (five visits total).
- Trial name
- INSPIRE-IBM (NCT05046821)
- Where
- 13 sites in United States
- Volunteers
- 150 people
- Sponsor
- University of California, Irvine
Leber Congenital Amaurosis (LCA), Retinitis Pigmentosa (RP)
Natural History Study in Inherited Retinal Disease Subjects Caused by Mutations in RPE65 or LRAT
To evaluate the natural history of visual function in subjects with IRD phenotypically diagnosed as Leber congenital amaurosis (LCA) or retinitis pigmentosa (RP) caused by RPE65 or LRAT gene mutations.
- Trial name
- NCT02575430
- Testing
- No treatment: retrospective chart review
- Where
- 9 sites in United States, Canada and 5 more
- Volunteers
- 59 people
- Sponsor
- QLT Inc.
GM1 Gangliosidosis, Sandhoff Disease
GM1 and GM2 Gangliosidosis PROspective Neurological Disease TrajectOry Study (PRONTO)
The study aims to characterize prospectively longitudinal progression of neurological domains in GM1 and GM2 Gangliosidosis patients with high-quality standards (GCP compliant).
- Conditions
- GM1 Gangliosidosis, Sandhoff Disease, Tay-Sachs Disease
- Trial name
- PRONTO (NCT05109793)
- Where
- 13 sites in United States, Brazil and 4 more
- Volunteers
- 31 people
- Sponsor
- Azafaros B.V.
Fabry Disease
Registry of Fabry Disease - A Multicenter Observational Study
The purpose of this study is to compile a registry of patients with Fabry disease, an inherited metabolic disorder. In this disease, an enzyme called a-galactosidase A, which normally breaks down a lipid (fatty substance) called…
- Trial name
- NCT00055016
- Where
- 2 sites in United States
- Volunteers
- 100 people
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
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