Clinical trials: Natural History
Retinitis Pigmentosa
Prospective Natural History Study of Retinitis Pigmentosa
This is natural history study of rods and cones degenerations in patients with Retinitis Pigmentosa (RP) caused by pathogenic mutations in RHO, PDE6a or PDE6b gene mutations.
- Trial name
- PHENOROD2 (NCT04285398)
- Testing
- Ophthalmic examinations, Mobility Test
- Where
- 2 sites in United States, France
- Volunteers
- 82 people
- Sponsor
- SparingVision
Pseudoxanthoma Elasticum
Pseudoxanthoma Elasticum (PXE) Natural History Biomarkers in PXE Individuals and Their Biological Non-PXE Siblings
This PXE biomarker study aims to characterize the levels of inorganic pyrophosphate (PPi), pyridoxal 5´-phosphate (PLP), and other biomarkers relevant to PXE and ectopic calcification in both PXE patients and their biological…
- Trial name
- NCT05025722
- Testing
- Non Interventional
- Where
- United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Daiichi Sankyo
Mucopolysaccharidosis II
Mucopolysaccharidosis Type II Natural History
Mucopolysaccharidosis type II (MPS II), also known as Hunter syndrome, is caused by a deficiency of iduronate-2-sulfatase (IDS) leading to an accumulation of glycosaminoglycans (GAGs) in tissues of MPS II patients, resulting in…
- Trial name
- NCT03529786
- Where
- 3 sites in United States, Brazil and 1 more
- Volunteers
- 36 people
- Sponsor
- REGENXBIO Inc.
Sanfilippo Syndrome Type B
Natural History Study of Patients With Mucopolysaccharidosis Type IIIB (MPS IIIB, Sanfilippo Syndrome Type B)
The purpose of this study is to evaluate the natural course of disease progression in Mucopolysaccharidosis Type III (MPS IIIB) patients who are untreated to identify potential surrogate endpoints that may be utilized in future…
- Trial name
- NCT01509768
- Where
- 4 sites in United States, Germany and 1 more
- Volunteers
- 19 people
- Sponsor
- Shire
Retinitis Pigmentosa
A Prospective, Observational Study in Adults With Retinitis Pigmentosa (RP)
The natural history in individuals with severe retinitis pigmentosa (RP) is variable and there remains an unmet need to better understand disease progression in this population.
- Trial name
- NCT06517940
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- Sumitomo Pharma America, Inc.
Cardiomyopathy
Natural History Study in Pediatric Patients With MYBPC3 Mutation-associated Cardiomyopathy
The objective of this study is to collect information on patients with cardiomyopathy (CM) due to mutations in the MYBPC3 gene, to evaluate their disease course, burden of illness, risk factors for this disease, and the quality…
- Trial name
- MyCLIMB (NCT05112237)
- Where
- 29 sites in United States, Canada and 2 more
- Volunteers
- 200 people
- Sponsor
- Tenaya Therapeutics
Mucopolysaccharidosis III-A
A Natural History Study of Biomarkers and Clinical Outcomes in Mucopolysaccharidosis Type IIIA (MPS IIIA; Sanfilippo Syndrome)
This protocol is a decentralized, single cohort, natural history and biomarker study enrolling up to 20 participants with MPS IIIA (Sanfilippo syndrome).
- Trial name
- NCT05523206
- Testing
- No intervention
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Sanguine Biosciences
Choroideremia
"Natural History" Study of Choroideremia
The purpose of this study is to understand the rate of progression of all stages of choroideremia using a variety of assessments performed in the clinic including visual field measures, specialized photography of the eye and…
- Trial name
- NCT02994368
- Testing
- Observation
- Where
- 4 sites in United States, Canada
- Volunteers
- 57 people
- Sponsor
- 4D Molecular Therapeutics
Patients With Parkinson's Disease (PD) Caused by the p.Gly2019Ser (G2019S) Pathogenic Mutation of the Leucine-Rich Repeat Kinase 2 (LRRK2) Gene
A Natural History Study of Patients With G2019S LRRK2 Parkinson's Disease
To characterize using a participant centered decentralized (at home) study featuring wearable technology and telemedicine to study disease change over time in patients with PD caused by the G2019S mutation in the LRRK2 gene and…
- Trial name
- NCT05349019
- Testing
- Observational
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Escape Bio, Inc.
ALSP
Natural History Study in Adult-Onset Leukoencephalopathy With Axonal Spheroids and Pigmented Glia
Adult-onset leukoencephalopathy with axonal spheroids and pigmented glia (ALSP) is a rare, rapidly progressing, genetic, neurodegenerative disease for which no definitive treatment options and limited information on the natural…
- Trial name
- ALSP (NCT05020743)
- Testing
- No intervention
- Where
- 12 sites in United States, Brazil and 4 more
- Volunteers
- 56 people
- Sponsor
- Vigil Neuroscience, Inc.
Merosin Deficient Congenital Muscular Dystrophy
Retrospective Natural History Study of Infants and Toddlers With LAMA2-CMD
This retrospective chart review study of 75-120 LAMA2-CMD patients will expand the investigators understanding of the natural history of this disease.
- Trial name
- LAMA2 rNHS (NCT04299321)
- Where
- United States
- Volunteers
- 75 people
- Sponsor
- Prothelia, Inc.
Cockayne Syndrome
Observational Study to Assess Natural History in Cockayne Syndrome Patients
This is an Observational Study of children under the age of 11 diagnosed with Cockayne Syndrome to assess the natural progression of Cockayne Syndrome disease, with special attention to hearing and physical changes in length or…
- Trial name
- NCT00985413
- Where
- 4 sites in United States, France and 1 more
- Volunteers
- 40 people
- Sponsor
- DNage B.V.
Cystic Fibrosis
Natural History Study of Exocrine Pancreatic Function in Infants With Cystic Fibrosis (CF)
The purpose of the study is to evaluate the natural history of exocrine pancreatic function by assessing Fecal elastase-1 (FE-1) in infants with CF during their first year of life.
- Trial name
- NCT06506773
- Where
- 50 sites in United States, Australia and 9 more
- Volunteers
- 79 people
- Sponsor
- Vertex Pharmaceuticals Incorporated
Limb-girdle Muscular Dystrophy
A Study of the Natural History of Participants With LGMD2E/R4, LGMD2D/R3, LGMD2C/R5, and LGMD2A/R1 ≥ 4 Years of Age, Who Are Managed in Routine Clinical Practice
This study will follow participants who are screened and confirmed with a genetic diagnosis of Limb-girdle muscular dystrophy type 2E (LGMD2E/R4), Limb-girdle muscular dystrophy type 2D (LGMD2D/R3), Limb-girdle muscular dystrophy…
- Trial name
- NCT04475926
- Where
- 26 sites in United States, Belgium and 8 more
- Volunteers
- 205 people
- Sponsor
- Sarepta Therapeutics, Inc.
Myotubular Myopathy
Prospective, Longitudinal Study of the Natural History and Functional Status of Patients With Myotubular Myopathy (MTM)
This is a prospective, non-interventional, longitudinal study of the natural history and function of approximately 60 patients with MTM from the United States, Canada and Europe.
- Trial name
- MTM (NCT02057705)
- Where
- 13 sites in United States, Belgium and 5 more
- Volunteers
- 48 people
- Sponsor
- Valerion Therapeutics, LLC
Ectonucleotide Pyrophosphatase/phosphodiesterase1 Deficiency, Generalized Arterial Calcification of Infancy
Natural History Study of ENPP1 Deficiency and the Early-onset Form of ABCC6 Deficiency
The purpose of this prospective study is to characterize the natural history of ENPP1 Deficiency and the early-onset form of ABCC6 Deficiency longitudinally.
- Conditions
- Ectonucleotide Pyrophosphatase/phosphodiesterase1 Deficiency, Generalized Arterial Calcification of Infancy, Autosomal Recessive Hypophosphatemic Rickets, Adenosine Triphosphate Binding Cassette Transporter Protein Subfamily C Member 6
- Trial name
- NCT05050669
- Testing
- No Intervention for this observational study
- Where
- 5 sites in United States, Canada and 1 more
- Volunteers
- 12 people
- Sponsor
- Inozyme Pharma
Homocystinuria Due to CBS Deficiency
Natural History Study of Homocystinuria Caused by Cystathionine Beta-Synthase Deficiency (ACAPPELLA)
The purpose of the study is to characterize the clinical course of homocystinuria in pediatric and adult patients aged 1 to 65 years under current clinical management practices
- Trial name
- NCT02998710
- Where
- 11 sites in United States, Ireland and 2 more
- Volunteers
- 110 people
- Sponsor
- Travere Therapeutics, Inc.
Otorrhea
Natural History Study of Incidence of Otorrhea Following Tympanostomy Tube Insertion in Children 6 Months to 12 Years
This study was conducted to describe the time to first incidence of otorrhea post tympanostomy tube insertion.
- Trial name
- NCT01111877
- Where
- United States
- Volunteers
- 1,389 people
- Sponsor
- Alcon Research
Ectonucleotide Pyrophosphatase/phosphodiesterase1 Deficiency, ATP-Binding Cassette Subfamily C Member 6 Deficiency
Natural History Study: ENPP1 Deficiency or the Early-Onset Form of ABCC6 Deficiency
The purpose of this study is to characterize the natural history of ectonucleotide pyrophosphatase/phosphodiesterase 1 (ENPP1) Deficiency and the early-onset form of adenosine triphosphate binding cassette transporter subfamily C…
- Conditions
- Ectonucleotide Pyrophosphatase/phosphodiesterase1 Deficiency, ATP-Binding Cassette Subfamily C Member 6 Deficiency, Generalized Arterial Calcification of Infancy, Autosomal Recessive Hypophosphatemic Rickets
- Trial name
- NCT07745179
- Where
- 8 sites in United States, France and 2 more
- Volunteers
- 23 people
- Sponsor
- Inozyme Pharma
Alport Syndrome Patients With eGFR Between 45-90 ml/Min/1.73 m2
ATHENA: Natural History of Disease Study in Alport Syndrome Patients
There is limited published clinical data about the natural history of renal disease in Alport syndrome. The RG012-01 study will collect data to characterize the progression of renal dysfunction in Alport syndrome patients.
- Trial name
- RG012-01 (NCT02136862)
- Where
- 15 sites in United States, Australia and 4 more
- Volunteers
- 165 people
- Sponsor
- Genzyme, a Sanofi Company