1
Fertility Assessment in Patients With Klinefelter Syndrome
Condition(s):Klinefelter SyndromeLast Updated:July 20, 2018Terminated
Klinefelter Syndrome: 29 Clinical Trials
Hide Studies Not Open or Pending
2
Body Composition in Infants With Klinefelter Syndrome and Effects of Testosterone Treatment
Condition(s):Klinefelter SyndromeLast Updated:January 11, 2019Active, not recruiting
3
Fertility Preservation in Cases of Klinefelter Syndrome.
Condition(s):Klinefelter SyndromeLast Updated:January 3, 2019Active, not recruiting
4
Klinefelter Fertility Preservation
Condition(s):Klinefelter SyndromeLast Updated:May 14, 2014Completed
5
Adaptation Among Adolescents and Adults With Klinefelter Syndrome
Condition(s):Klinefelter SyndromeLast Updated:October 9, 2019Completed
6
Neuropsychologic, Neuroradiologic, Endocrinologic, and Genetic Aspects of Klinefelter Syndrome
Condition(s):Klinefelter SyndromeLast Updated:May 31, 2015Completed
7
Androgen Effect on Klinefelter Syndrome Motor Outcome
Condition(s):Klinefelter SyndromeLast Updated:September 12, 2018Active, not recruiting
8
Study of Psychological and Motor Effects of Testosterone in Adolescents With XXY/Klinefelter Syndrome
Condition(s):Klinefelter Syndrome; XXY SyndromeLast Updated:December 13, 2017Completed
9
Adaptive Behavior Assessment of Men With 49, XXXXY, Klinefelter Syndrome
Condition(s):Klinefelter SyndromeLast Updated:December 1, 2015Withdrawn
10
Epigenetics and Metabolic Disorders in Men With the Klinefelter Syndrome
Condition(s):Klinefelter Syndrome, HypogonadismLast Updated:October 12, 2012Completed
11
Thrombosis and Neurocognition in Klinefelter Syndrome
Condition(s):Klinefelter Syndrome; ThrombosisLast Updated:August 21, 2019Completed
12
Subcapsular Orchiectomy in Men With Klinefelter Syndrome
Condition(s):Klinefelter SyndromeLast Updated:October 3, 2016Completed
13
Cardiometabolic Profiles of Boys With Klinefelter Syndrome
Condition(s):Klinefelter Syndrome; 47,XXY; Sex Chromosome Aneuploidy; XXY SyndromeLast Updated:January 29, 2019Active, not recruiting
14
TESTO: Testosterone Effects on Short-Term Outcomes in Infants With XXY
Condition(s):Klinefelter SyndromeLast Updated:January 29, 2019Recruiting
15
Human Chorionic Gonadotropin Stimulation Effects on Steroidogenesis in Men With Klinefelter Syndrome
Condition(s):Steroidogenesis; Klinefelter Syndrome; Human Chorionic Gonadotropin (hCG) StimulationLast Updated:June 6, 2016Completed
16
Life Quality and Health in Patients With Klinefelter Syndrome
Condition(s):Klinefelter Syndrome; Quality of Life; Physical Disorders; Mental DisordersLast Updated:May 31, 2015Completed
17
Skeletal Health of Klinefelter Patients
Condition(s):OsteoporosisLast Updated:October 11, 2018Completed
18
Sperm Production in Kleinfelter Syndrome Patients After Mesenchymal Stem Cell Injection
Condition(s):Klinefelter Syndrome; AzoospermiaLast Updated:April 9, 2015Completed
19
Body Composition, Bone Mineral Density, Insulin Sensitivity and Echocardiographic Measurements in Klinefelter Syndrome
Condition(s):Klinefelter Syndrome; Diabetes; Osteoporosis; Metabolic Syndrome; Cardiovascular DiseaseLast Updated:August 31, 2007Completed
20
RA-2 13-cis Retinoic Acid (Isotretinoin)
Condition(s):Male Infertility; Klinefelter’s Syndrome; Y-chromosome MicrodeletionsLast Updated:May 2, 2018Active, not recruiting
21
Androgen for Leydig Cell Proliferation
Condition(s):Klinefelter Syndrome; Hypergonadotropic Hypogonadism; Hypergonadotropic Azospermia; Hypergonadotropic CryptozoospermiaLast Updated:September 21, 2018Completed
22
The eXtroardinarY Babies Study: Natural History of Health and Neurodevelopment in Infants and Young Children With Sex Chromosome Trisomy
Condition(s):Klinefelter Syndrome; Trisomy X; XYY Syndrome; XXXY and XXXXY Syndrome; Xxyy Syndrome; Xyyy Syndrome; Xxxx Syndrome; Xxxxx Syndrome; Xxxyy Syndrome; Xxyyy Syndrome; Xyyyy Syndrome; Male With Sex Chromosome MosaicismLast Updated:January 10, 2019Recruiting
23
X-chromosome Inactivation, Epigenetics and the Transcriptome
Condition(s):Turner Syndrome; Klinefelter Syndrome; Triple X Syndrome; 47 XYY Syndrome; Aortic AneurysmLast Updated:May 23, 2016Completed
24
Expanded Noninvasive Genomic Medical Assessment: The Enigma Study
Condition(s):Down Syndrome; Edwards Syndrome; Patau Syndrome; Klinefelter Syndrome; Turner Syndrome; DiGeorge Syndrome; Chromosome Deletion; AneuploidyLast Updated:August 19, 2019Completed
25
Non-Invasive Determination of Fetal Chromosome Abnormalities
Condition(s):Down Syndrome (Trisomy 21); Edward’s Syndrome (Trisomy 18); Patau Syndrome (Trisomy 13); Klinefelter Syndrome (47, XXY); and Other Chromosome; Abnormalities.Last Updated:April 30, 2009Unknown status
26
Brain Imaging of Childhood Onset Psychiatric Disorders, Endocrine Disorders and Healthy Volunteers
Condition(s):XXY (Klinefelter); Sex Chromosome Variation; Sex Chromosome Aneuploidy; XXXY; XXXXXY; XYY (Jacob); XXYY; X (XO, Turner); XXX (Trisomy X, Triple X); XXXX (Tetrasomy X); XXXXX (Pentasomy X)Last Updated:September 12, 2019Recruiting
27
Whole Blood Specimen Collection From Pregnant Subjects
Condition(s):Down Syndrome; Edwards Syndrome; Patau Syndrome; Klinefelter Syndrome; Turner Syndrome; DiGeorge Syndrome; Perinatal InfectionsLast Updated:August 19, 2019Recruiting
28
The Potential of Sperm Retrieved by Micro-TESE to Fertilize Vitrified/Warmed Oocytes
Condition(s):Azoospermia, NonobstructiveLast Updated:January 25, 2019Recruiting
29
Development of Non-invasive Prenatal Test for Microdeletion and Other Genetic Syndromes Based on Cell Free DNA
Condition(s):Microdeletion Syndromes; Trisomy 21; Trisomy 18; Trisomy 13; Sex Chromosome AbnormalitiesLast Updated:August 21, 2019Completed