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Klinefelter Syndrome

Known as: chromosome xxy syndrome, Klinefelter Syndrome [Disease/Finding], klinefelter's syndromes 
A form of male HYPOGONADISM, characterized by the presence of an extra X CHROMOSOME, small TESTES, seminiferous tubule dysgenesis, elevated levels of… 
National Institutes of Health

Related topics

Related topics

36 relations
46, XX Testicular Disorders of Sex DevelopmentChromosome 13 duplicationChromosome AberrationsEndocrine system

Narrower (3)

48,XXYY Syndrome49,XXXXY SyndromeXXY trisomy

Broader (9)

Congenital chromosomal diseaseDisorder of male reproductive systemFetal DiseasesGenital Diseases, Male

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
Highly Cited
2019
Highly Cited
2019
Re: When Does Germ Cell Loss and Fibrosis Occur in Patients with Klinefelter Syndrome?
available at http://www.ncbi.nlm.nih.gov/pubmed/29684126 Editorial Comment: These investigators present results from testis… 
Review
2009
Review
2009
Male breast cancer. 3. Breast carcinoma in association with the Klinefelter syndrome.
In order to elucidate the question of whether or not gynecomastia is a premalignant state, a Danish series comprising 265 cases… 
1979
1979
Normal adults and subjects with hypogonadotropic hypogonadism respond differently to D-Ser(TBU)6-LH-RH-EA10.
Daily administration of 5microgram of D-Ser(TBU)6-LH-RH-EA10 for one week produced a significant increase in the LH response to… 
Review
1976
Review
1976
Edward T. Tyler Prize Oration: LH-releasing hormone and its analogues: recent basic and clinical investigations.
Literature on luteinizing hormone-releasing hormone (LH-RH) and its analogues is reviewed. LH-RH, which stimulates the release… 
1975
1975
Serum LH and FSH responses to the repetitive administration of gonadotropin-releasing hormone in patients with idiopathic hypogonadotropic hypogonadism.
The serum follicle-stimulating hormone (FSH) and luteinizing hormone (LH) responses to the repetitive administration of synthetic… 
Highly Cited
1973
Highly Cited
1973
Heterogeneity of gonadotropin response to LHRH in hypogonadotropic hypogonadism.
A group of six hypogonadal males with low serum levels of FSH and LH, and otherwise normal pituitary function, underwent tests in… 
Review
1969
Review
1969
Psychiatric aspects of Klinefelter's syndrome.
Klinefelter's syndrome is a chromosomal abnormality resulting in hypogonadism. Intellectual impairment and/or neuropsychiatric… 
1968
1968
Pituitary enlargement secondary to untreated primary hypogonadism.
Abstract A patient with isolated primary hypogonadism is presented in whom documented sella enlargement occurred over a 25-year… 
Review
1967
Review
1967
Three cases of triploidy in man.
A premature baby of 32 weeks gestation and weighing 1.7 kg (3 lb 12 oz), with a defect in each iris and anomalous genitalia… 
1962
1962
Testicular Size in Klinefelter's Syndrome in Men over Fifty
THE frequency and clinical behavior of Klinefelter's syndrome in infants and young men has been well studied, but little is known… 
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