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Schizophrenia and Klinefelter's Syndrome
The Canadian Journal of Psychiatry, 1981Psychiatric disorder in relation to Klinefelter's syndrome is reviewed. A well documented case report is presented of a schizophreniform illness in a patient with Klinefelter's.
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Neonatal Klinefelter's Syndrome
Archives of Pediatrics & Adolescent Medicine, 1969THE STRUCTURAL abnormalities of the testes of the neonate with Klinefelter's syndrome (47, XXY; testicular dysgenesis) have not been studied except in one 1,700 gm premature chromatin positive male infant. 1,2 Previous reports refer to the gonadal changes in prepubertal children and older infants with this anomaly.
J B, Edlow +3 more
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Klinefelter Syndrome: A Review
Clinical EndocrinologyABSTRACT Background Klinefelter syndrome (KS) is an uncommonly recognised condition typified by gynaecomastia, small testes and aspermatogenesis. It is caused by a supernumerary X chromosome, resulting in a 47 XXY karyotype. Since its first description, the phenotype of KS has evolved and there
James Blackburn +5 more
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Twins and Klinefelter's Syndrome
Acta geneticae medicae et gemellologiae, 1968SummaryA multiple birth frequency of 5.59% has been found in 25 Klinefelter sibships, which is statistically significantly higher than expected (P < 0.001).A family investigation of a patient with Klinefelter's syndrome, who is a triplet himself, revealed 5 twin births and 2 triplet births in three generations.The mortality of the 19 children from ...
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Seizures in klinefelter’s syndrome
Pediatric Neurology, 1998This study describes the clinical spectrum of patients with Klinefelter's syndrome and seizures. Klinefelter's syndrome is a sex chromosomal abnormality and the most common cause of male hypogonadism. It is characterized by cognitive dysfunction, hypogonadism, and abnormalities of physical maturation.
W O, Tatum +5 more
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Spermatogenesis in Klinefelter's Syndrome
The Journal of Clinical Endocrinology & Metabolism, 1965Two patients with clinical evidence of Klinefelter's syndrome, positive sex chromatin and a karyotype of 47/XXY are presented. Testicular biopsy revealed a histological picture characteristic of Klinefelter's syndrome, but, in addition to this, small areas of spermatogenesis were encountered in a few tubules.
E, Steinberger, K D, Smith, W H, Perloff
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Metabolic Syndrome in Men with Klinefelter's Syndrome
Urology, 2008To investigate the metabolic syndrome and sex hormones in patients with Klinefelter's syndrome (KFS), 46XY men with nonobstructive azoospermia (NOA), and an age-matched obstructive azoospermia (OA) group.We examined 60 patients with KFS, 60 46XY male patients with NOA, and 50 patients with OA.
Tomomoto, Ishikawa +4 more
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Cardiovascular abnormalities in Klinefelter Syndrome
International Journal of Cardiology, 2013Several epidemiological studies have demonstrated an increased mortality from cardiovascular causes in patients with Klinefelter Syndrome (KS). Little information is available about the nature of the underlying cardiovascular abnormalities. Aim of the study was to investigate exercise performance, left ventricular architecture and function, vascular ...
Daniela Pasquali +16 more
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Klinefelter's Syndrome and Schizophrenia
British Journal of Psychiatry, 1980The prevalence of Klinefelter's Syndrome in new-born males in large surveys throughout the world has shown a scatter of 1.4 to 1.9 per thousand. Forssman (1970) accepted by pooling results a figure of 0.17 per cent as the average proportion of males born with at least one too many X chromosomes in some or all cell lines.
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