Definizione, diagnosi, cause e terapia della Sindrome di Klinefelter. di cariotipo classico della Sindrome di Klinefelter: 47,XXY (Iitsuka et al, ; Bojesen et. Síndrome de Klinefelter o Síndrome 47, XXY. Definición. Es la presencia de un cromosoma X extra en un hombre. Su cariotipo de este síndrome es el siguiente: . Cariotipo síndrome de Klinefelter. Done. Comment. 6, views. 0 faves. 0 comments. Taken on March 10, All rights reserved · Tags · text.

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Am J Med Genet ; Nondisjunction occurs when sister chromatids on the sex chromosome, in this case an X and an X, fail to separate.

In the past, the observation of the Barr body was common practice, as well. As they grow older, they tend to become taller than average. Am J Hum Genet. National Library for Health.

Physical therapyspeech and language therapycounseling [5]. How to cite this article.

Klinefelter syndrome

During puberty, the physical traits of the syndrome become more evident; because these boys do not produce as much testosterone as other boys, they have a less muscular body, less facial and body hair, and broader hips. Archived from the original on 2 July Retrieved 15 March Sex chromosome aneuploidies Genetic syndromes Intersex and medicine. National Library of Medicine. The clinical presentation of this case must be distinguished from non-synostotic posterior plagiocephaly positional molding secondary to hypotonia or sleeping in the supine position during the early perinatal period because anterior and posterior coronal sutures are involved bilaterally 8.


Archived from the original on The genetic variation is irreversible, but individuals who want to look more masculine can take testosterone.

Archived from the original on 17 March It would promote the early diagnosis that is essential for adequate management of PWS children. Some research suggests KS substantially decreases life expectancy among affected individuals, though the evidence is not definitive.

Clinical-neurologic, cytogenetic and molecular aspects of the Prader-Willi and Angelman syndromes. We report on a four-years-old boy, born to consanguineous parents, with uncommon co-occurrence of Prader-Willi syndrome, 47,XXY karyotype Klinefelter syndrome and coronal craniosynostosis.

Atypical presentation of Prader-Willi syndrome with Klinefelter (XXY karytype) and craniosynostosis

Archived from the original on 18 March Monosomy Turner syndrome 45,X. All the contents of this journal, except where otherwise noted, is licensed under a Creative Commons Attribution License. Also observed was a narrow bifrontal diameter, epicanthic folds, almond shaped oblique palpebral fissures, esotropia, cupid arch upper lip with sticky saliva, marked truncal obesity and small hands and feet.

Byover successful pregnancies have been reported using IVF technology with surgically removed sperm material from males with KS. While no cure is known, a number of treatments may klinefeler.


Some degree klinefeltter language learning or reading impairment may be present, [24] and neuropsychological testing often reveals deficits in executive functionsalthough these deficits can often be overcome through early intervention. He sat at 18 months, crawled at 22 months and a broad-based flat-footed gait was observed at 3 years of age.

Tortoiseshell and calico male cats”. Boy with 47,XXY,del 15 q A systematic literature review”. Prader-Willi syndrome is a mental retardation genetic disorder also characterized by hypogonadism, hyperphagia and obesity.

At this age, his length was 89 cm below 3 caiotipo percentilehis weight was 18 kg 75 th percentileand he had an OFC of This XXY chromosome arrangement is one of the most common genetic variations from the XY karyotype, occurring in about one in live male births.

Another mechanism for retaining the extra chromosome is through a nondisjunction event during meiosis II in the egg. Eur J Med Genet. American Journal of Veterinary Research.

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