26 studies found for:    "Klinefelter Syndrome"
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Rank Status Study
1 Recruiting Study of Psychological and Motor Effects of Testosterone in Adolescents With XXY/Klinefelter Syndrome
Conditions: Klinefelter Syndrome;   XXY Syndrome
Interventions: Drug: Testosterone gel 1%;   Drug: Placebo gel
2 Not yet recruiting Cardiometabolic Profiles of Boys With Klinefelter Syndrome
Conditions: Klinefelter Syndrome;   47,XXY;   Sex Chromosome Aneuploidy;   XXY Syndrome
Intervention: Other: No intervention
3 Active, not recruiting Androgen Effect on Klinefelter Syndrome Motor Outcome
Condition: Klinefelter Syndrome
Interventions: Drug: androgen oxandrolone;   Other: placebo
4 Completed Adaptation Among Adolescents and Adults With Klinefelter Syndrome
Condition: Klinefelter Syndrome
Intervention:
5 Recruiting Body Composition in Infants With Klinefelter Syndrome and Effects of Testosterone Treatment
Condition: Klinefelter Syndrome
Intervention: Drug: testosterone cypionate 200mg/ml
6 Recruiting Fertility Preservation in Cases of Klinefelter Syndrome.
Condition: Klinefelter Syndrome
Intervention: Procedure: Seminal analyses and testicular biopsy
7 Completed Neuropsychologic, Neuroradiologic, Endocrinologic, and Genetic Aspects of Klinefelter Syndrome
Condition: Klinefelter Syndrome
Intervention:
8 Completed Epigenetics and Metabolic Disorders in Men With the Klinefelter Syndrome
Condition: Klinefelter Syndrome, Hypogonadism
Intervention:
9 Recruiting Fertility Assessment in Patients With Klinefelter Syndrome
Condition: Klinefelter Syndrome
Intervention: Other: Counseling
10 Completed Klinefelter Fertility Preservation
Condition: Klinefelter Syndrome
Intervention: Procedure: Testicular Biopsy
11 Recruiting Thrombosis and Neurocognition in Klinefelter Syndrome
Conditions: Klinefelter Syndrome;   Thrombosis
Intervention:
12 Completed Life Quality and Health in Patients With Klinefelter Syndrome
Conditions: Klinefelter Syndrome;   Quality of Life;   Physical Disorders;   Mental Disorders
Intervention:
13 Withdrawn Adaptive Behavior Assessment of Men With 49, XXXXY, Klinefelter Syndrome
Condition: Klinefelter Syndrome
Intervention:
14 Completed Human Chorionic Gonadotropin Stimulation Effects on Steroidogenesis in Men With Klinefelter Syndrome
Conditions: Steroidogenesis;   Klinefelter Syndrome;   Human Chorionic Gonadotropin (hCG) Stimulation
Intervention: Drug: human chorionic gonadotropin
15 Unknown  Subcapsular Orchiectomy in Men With Klinefelter Syndrome
Condition: Klinefelter Syndrome
Intervention: Procedure: Orchiectomy
16 Completed Body Composition, Bone Mineral Density, Insulin Sensitivity and Echocardiographic Measurements in Klinefelter Syndrome
Conditions: Klinefelter Syndrome;   Diabetes;   Osteoporosis;   Metabolic Syndrome;   Cardiovascular Disease
Intervention:
17 Recruiting Expanded Noninvasive Genomic Medical Assessment: The Enigma Study
Conditions: Down Syndrome;   Edwards Syndrome;   Patau Syndrome;   Klinefelter Syndrome;   Turner Syndrome;   DiGeorge Syndrome;   Chromosome Deletion;   Aneuploidy
Intervention: Other: Blood sampling for Laboratory Developed Test (LDT) analysis
18 Completed X-chromosome Inactivation, Epigenetics and the Transcriptome
Conditions: Turner Syndrome;   Klinefelter Syndrome;   Triple X Syndrome;   47 XYY Syndrome;   Aortic Aneurysm
Intervention:
19 Recruiting The Clinical Study of Sex Chromosome Variants
Conditions: Klinefelter Syndrome;   Male Factor Infertility;   Female Factor Infertility;   Turner Syndrome;   47, XYY;   47, XXX;   47, XXY;   45, X
Intervention:
20 Completed Androgen for Leydig Cell Proliferation
Conditions: Klinefelter Syndrome;   Hypergonadotropic Hypogonadism;   Hypergonadotropic Azospermia;   Hypergonadotropic Cryptozoospermia
Interventions: Drug: Testosterone undecanoate;   Drug: Castor Oil

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Indicates status has not been verified in more than two years