Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 6, 2026, 4:09 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 49–69 of 69 matching trials from the live ClinicalTrials.gov search.
Conditions
Turner Syndrome
Interventions
Not listed
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
Up to 3 Months · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2017
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Down Syndrome, Edwards Syndrome, Patau Syndrome, Klinefelter Syndrome, Turner Syndrome, DiGeorge Syndrome, Chromosome Deletion, Aneuploidy
Interventions
Blood sampling for Laboratory Developed Test (LDT) analysis
Other
Lead sponsor
Progenity, Inc.
Industry
Eligibility
18 Years to 54 Years · Female only
Enrollment
760 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
8
States / cities
Scottsdale, Arizona • Eunice, Louisiana • Brooklyn, New York + 5 more
Conditions
Dwarfism, Turner's Syndrome
Interventions
Humatrope, Oxandrolone
Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
10 Years to 14 Years · Female only
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1992 – 2007
U.S. locations
2
States / cities
Bethesda, Maryland • Philadelphia, Pennsylvania
Conditions
Turner Syndrome
Interventions
Somatropin
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
9 Months to 4 Years · Female only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2003
U.S. locations
10
States / cities
Los Angeles, California • Stanford, California • Denver, Colorado + 7 more
Conditions
Down Syndrome (Trisomy 21), Edwards Syndrome (Trisomy 18), Patau Syndrome (Trisomy 13), Turner Syndrome
Interventions
Not listed
Lead sponsor
Sequenom, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
7
States / cities
La Jolla, California • San Diego, California • San Jose, California + 4 more
Completed Phase 2 Interventional Accepts healthy volunteers

The Effects of Estrogen on Cognition in Girls With Turner Syndrome

NCT00001253
Conditions
Gonadal Dysgenesis, Turner's Syndrome
Interventions
cognitive tests and scales
Behavioral
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
Not listed
Enrollment
950 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1990 – 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Withdrawn Not applicable Interventional Accepts healthy volunteers

Effect of Turner Syndrome on Number Sense

NCT03459651
Conditions
Turner Syndrome
Interventions
ANS training
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
6 Years to 40 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Stanford, California
Conditions
Trisomy 21, Trisomy 18, Trisomy 13, Sex Chromosome Abnormalities, Microdeletion Syndromes
Interventions
Not listed
Lead sponsor
Natera, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,059 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2020
U.S. locations
7
States / cities
San Carlos, California • San Gabriel, California • Washington D.C., District of Columbia + 4 more
Conditions
Obesity Associated With Defects in Leptin-melanocortin Pathway
Interventions
Setmelanotide
Drug
Lead sponsor
Rhythm Pharmaceuticals, Inc.
Industry
Eligibility
2 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
13
States / cities
Scottsdale, Arizona • San Diego, California • Gainesville, Florida + 10 more
Completed No phase listed Observational Accepts healthy volunteers

Micro RNAs as a Marker of Aortic Aneurysm in Hereditary Aortopathy Syndromes

NCT02213484
Conditions
Marfan Syndrome, Loeys-Dietz Syndrome, Thoracic Aortic Aneurysm and Dissection Syndromes, Ehlers-Danlos Type IV Syndrome, Turner Syndrome
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
30 Days to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
2
States / cities
Aurora, Colorado
Conditions
Turner Syndrome
Interventions
Lonapegsomatropin, Somatropin
Biological · Drug
Lead sponsor
Ascendis Pharma Endocrinology Division A/S
Industry
Eligibility
1 Year to 10 Years · Female only
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
19
States / cities
Palo Alto, California • San Diego, California • Aurora, Colorado + 16 more
Completed No phase listed Observational Accepts healthy volunteers

Dry Eye in Women With Turner Syndrome and Women With Premature Ovarian Failure

NCT00471731
Conditions
Turner Syndrome, Ovarian Failure, Premature, Sex Chromosome Aberrations, Menopause, Perimenopause
Interventions
Not listed
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
18 Years and older · Female only
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Completed No phase listed Observational Accepts healthy volunteers

Turner Syndrome: Genotype and Phenotype

NCT00006334
Conditions
Turner's Syndrome
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
10 Years and older
Enrollment
1,017 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Turner Syndrome, Short Stature
Interventions
Vosoritide
Drug
Lead sponsor
Roopa Kanakatti Shankar, MBBS, MS
Other
Eligibility
3 Years to 11 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Turner's Syndrome
Interventions
Estrogen
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
8 Years to 12 Years · Female only
Enrollment
260 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 1990
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Turner Syndrome
Interventions
Humatrope
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
4 Years to 20 Years · Female only
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2015
U.S. locations
9
States / cities
Los Angeles, California • Aurora, Colorado • Hartford, Connecticut + 6 more
Completed Phase 1Phase 2 Interventional Results available

Effects of Exenatide on Hypothalamic Obesity

NCT01061775
Conditions
Hypothalamic Obesity
Interventions
Exenatide
Drug
Lead sponsor
Children's Hospitals and Clinics of Minnesota
Other
Eligibility
10 Years to 21 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2019
U.S. locations
2
States / cities
Orange, California • Saint Paul, Minnesota
Conditions
Turner Syndrome, Primary Ovarian Insufficiency (Poi)
Interventions
Micronized progesterone 200 MG, Micronized Progesterone 100 MG
Drug
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
12 Years to 20 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Kansas City, Missouri
Recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

A Study of RM-718 in Healthy Subjects and Patients With MC4R Pathway Impairment

NCT06239116
Conditions
Hypothalamic Obesity, Prader-Willi Syndrome, PWS
Interventions
Part A: RM-718 or placebo (matched to specific RM-718 dose cohort), Part B: RM-718 or placebo (matched to specific RM-718 dose cohort), Part C: RM-718, Part D: RM-718
Drug
Lead sponsor
Rhythm Pharmaceuticals, Inc.
Industry
Eligibility
12 Years to 65 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
7
States / cities
Birmingham, Alabama • Chicago, Illinois • Boston, Massachusetts + 3 more
Active, not recruiting No phase listed Observational

Pathogenetic Basis of Aortopathy and Aortic Valve Disease

NCT03440697
Conditions
Aortopathies, Thoracic Aortic Aneurysm, Aortic Valve Disease, Thoracic Aortic Disease, Thoracic Aortic Dissection, Thoracic Aortic Rupture, Ascending Aortic Disease, Descending Aortic Disease, Ascending Aortic Aneurysm, Descending Aortic Aneurysm, Marfan Syndrome, Loeys-Dietz Syndrome, Vascular Ehlers-Danlos Syndrome, Shprintzen-Goldberg Syndrome, Turner Syndrome, PHACE Syndrome, Autosomal Recessive Cutis Laxa, Congenital Contractural Arachnodactyly, Arterial Tortuosity Syndrome, Bicuspid Aortic Valve-Associated Aortopathy, Bicuspid Aortic Valve, Familial Thoracic Aortic Aneurysm and Aortic Dissection
Interventions
Not listed
Lead sponsor
Yale University
Other
Eligibility
Not listed
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2030
U.S. locations
2
States / cities
Atlanta, Georgia • Indianapolis, Indiana
Conditions
Ovarian Cancer
Interventions
Cryopreservation of gonadal tissue
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
Up to 30 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2031
U.S. locations
1
States / cities
Aurora, Colorado