Klinefelter Syndrome
Showing 1 - 25 of >10,000
Klinefelter Syndrome, Infertility, Male Trial in Brussels (Testicular biopsy)
Recruiting
- Klinefelter Syndrome
- Infertility, Male
- Testicular biopsy
-
Brussels, BelgiumCliniques Universitaires St Luc
Aug 11, 2023
Thyroid Function and Structure IN Klinefelter Syndrome
Completed
- Klinefelter Syndrome
- +2 more
- (no location specified)
Oct 11, 2022
Klinefelter Syndrome Trial in Aurora (Fenofibrate 145 mg)
Not yet recruiting
- Klinefelter Syndrome
- Fenofibrate 145 mg
-
Aurora, ColoradoUniversity of Colorado - Anschutz Medical Campus
Aug 9, 2022
Cardiometabolic Profiles of Boys With Klinefelter Syndrome
Completed
- Klinefelter Syndrome
- +3 more
- No intervention
-
Aurora, ColoradoChildren's Hospital Colorado
Mar 4, 2022
Klinefelter Syndrome Trial in Aurora (Testosterone Cypionate 200 Milligram/Milliliter Injectable Solution, Placebo injectable
Completed
- Klinefelter Syndrome
- Testosterone Cypionate 200 Milligram/Milliliter Injectable Solution
- Placebo injectable saline
-
Aurora, ColoradoChildren's Hospital Colorado
Apr 27, 2022
Cardiac Event, Klinefelter Syndrome, Endothelial Dysfunction Trial (no intervention)
Completed
- Cardiac Event
- +2 more
- no intervention
- (no location specified)
Aug 19, 2021
Klinefelter Syndrome, XXY Syndrome Trial in Aurora (Testosterone gel 1%, Placebo gel)
Completed
- Klinefelter Syndrome
- XXY Syndrome
- Testosterone gel 1%
- Placebo gel
-
Aurora, ColoradoChildrens Hospital Colorado
Jul 16, 2021
Endocrine, Metabolic, Cardiovascular and Immunological Aspects
Recruiting
- Sex Chromosome Abnormality
- +5 more
- No intervention other than obtaining biopsies
-
Aarhus, Region Midt, DenmarkAarhus university hospital
Jun 20, 2022
Health and Neurodevelopment in Infants and Young Sex Chromosome
Recruiting
- Klinefelter Syndrome
- +11 more
- Assessments of Development and Growth
-
Aurora, Colorado
- +1 more
Jan 6, 2022
Klinefelter Syndrome Trial in Philadelphia (androgen oxandrolone, )
Completed
- Klinefelter Syndrome
- androgen oxandrolone
- placebo
-
Philadelphia, PennsylvaniaThomas Jefferson University, Department of Pediatrics, 1025 Waln
Jul 6, 2021
Fragile X Syndrome, Angelman Syndrome, Prader-Willi Syndrome Trial in Research Triangle Park (Parent-Infant Inter(X)action
Enrolling by invitation
- Fragile X Syndrome
- +13 more
- Parent-Infant Inter(X)action Intervention (PIXI)
-
Research Triangle Park, North CarolinaRTI International
Feb 23, 2022
Turner And Klinefelter Treatment Target Study
Recruiting
- Klinefelter Syndrome
- Turner Syndrome
- Measurement of blood values, questionnaire scores and measurements of hormone levels in hair
-
Rotterdam, Zuid-Holland, NetherlandsErasmus Medical Center
Mar 26, 2021
Male Infertility, Klinefelter's Syndrome, Y-chromosome Microdeletions Trial in Seattle (13-cis retinoic acid, Calcitriol)
Completed
- Male Infertility
- +2 more
- 13-cis retinoic acid
- Calcitriol
-
Seattle, WashingtonUniversity of Washington Medical Center
Jul 29, 2021
Whole Blood Specimen Collection From Pregnant Subjects
Active, not recruiting
- Down Syndrome
- +6 more
- Observational - no intervention
-
Chattanooga, TennesseeRegional Obstetrical Consultants
Sep 15, 2020
Klinefelter Syndrome Trial in Aurora (testosterone cypionate 200mg/ml)
Completed
- Klinefelter Syndrome
- testosterone cypionate 200mg/ml
-
Aurora, ColoradoChildren's Hospital Colorado
Apr 2, 2020
Adaptation Among Adolescents and Klinefelter Syndrome
Completed
- Klinefelter Syndrome
-
Bethesda, MarylandNational Human Genome Research Institute (NHGRI), 9000 Rockville
Dec 14, 2019
Klinefelter Syndrome Trial in France (Seminal analyses and testicular biopsy)
Completed
- Klinefelter Syndrome
- Seminal analyses and testicular biopsy
-
Bordeaux, France
- +3 more
Jan 9, 2020
Congenital Adrenal Hyperplasia, Hypogonadotropic Hypogonadism, Growth Hormone Deficiency Trial in Worldwide (YESS! game, Snake
Not yet recruiting
- Congenital Adrenal Hyperplasia
- +8 more
- YESS! game
- +2 more
-
Ghent, Belgium
- +6 more
Jul 2, 2020
GROWing Up With Rare GENEtic Syndromes
Recruiting
- Prader-Willi Syndrome
- +32 more
- Retrospective file studies
-
Rotterdam, Zuid-Holland, NetherlandsErasmus Medical Center
Jul 3, 2020
Thrombosis and Neurocognition in Klinefelter Syndrome
Completed
- Klinefelter Syndrome
- Thrombosis
-
Aarhus, DenmarkDepartment for Endocrinology and Internal Medicine
Aug 21, 2019
The Potential of Sperm Retrieved by Micro-TESE to Fertilize
Recruiting
- Azoospermia, Nonobstructive
-
Odense, Denmark
- +1 more
May 25, 2022
The Enigma Study
Completed
- Down Syndrome
- +7 more
- Blood sampling for Laboratory Developed Test (LDT) analysis
-
Scottsdale, Arizona
- +7 more
Aug 19, 2019
Age on Sperm Recovery of Microdissection Testicular Sperm
Completed
- Non-obstructive Azoospermia
-
Beijing, Beijing, ChinaPeking University Third Hospital
Jul 21, 2023
Kallmann Syndrome, Idiopathic Hypogonadotropic Hypogonadism, GnRH Deficiency Trial in Boston (gonadotropin releasing hormone
Completed
- Kallmann Syndrome
- +2 more
- gonadotropin releasing hormone (GnRH)
-
Boston, MassachusettsMassachusetts General Hospital
Jun 29, 2022