Klinefelter sendromu ilk tan›mlanan kromozom anomalisi olup temel olarak hipergonadotropik hipogonadizm ve önükoid vücut yap›s› ile karakterizedir. S›kl› ¤›. ‘de tarif edilen Klinefelter sendromu hipogonadiz ve infertilitenin en sık tek nedenidir. Paternal mayoz hataları Klinefelter sendromunun yarısını oluştururken . Key words: Antisocial personality disorder, Klinefelter’s syndrome. ÖZET. Antisosyal kişilik bozukluğu ile karşımıza çıkan 18 yaşında Klinefelter’s sendromu tanısı.

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Turkiye Klinikleri Journal of Pediatrics

In adult males with complaint of infertility, the possibility of Klinefelter syndrome must be considered as klinefelfer fact. Although rare cases of spontaneous fertilization are kllinefelter in the literature, spontaneous fertilization is not possible in patients with Klinefelter syndrome. Also, force majeure situations include but not limited to natural disasters, rebellion, war, strike, communication problems, infrastructure and internet failure, power cut and bad weather conditions.

Any natural person or legal identity benefiting from and reaching to the ” SITE ” are considered to be agreed to any change on hereby contract terms done by “Turkiye Klinikleri. The majority of patients are diagnosed with Klinefelter syndrome during their puberty period. In patients with Klinefelter syndrome, azoospermia is detected with a very high percentage.

More rarely occur genitourinary malformations, such as hypospadias and undescended testes 10, In patients with Klinefelter syndrome, serum testosterone levels usually begin to rise with puberty. Manuscript Editing Department Phone: Depending on the seminiferous tubule fibrosis in patients with Klinefelter syndrome, testosterone level decreases over the years. The definitive diagnosis is made by chromosome analysis of lymphocytes from peripheral blood.

Ankara Courts and Klinefelher Offices are entitled in any controversy happened or may happen due klinffelter hereby contract. Mosaicism, different from 47XXY chromosome arrangement, probably occurs as a result of a division in the mitotic phase after the conception.

Klinefelter syndrome can easily, quickly and reliably be diagnosed by Barr body analysis of the buccal mucosa biopsy specimen. Anyone accessing the ” SITE ” with or without a fee whether they are a natural person klinegelter a legal identity is considered to agree these terms of use.


A Newborn with Klinefelter and Trisomy 18 Syndrome: Case Report | Article | Türkiye Klinikleri

In classic cases, klinefelteg testosterone levels gradually decrease in time. In fact, estrogen levels can be normal in most patients. One of the most typical laboratory findings in patients is an increase in serum gonadotropin levels in puberty.

Chromosomal analysis from skin fibroblasts or testicular biopsy specimens may show mosaic chromosomal structure. The most common malformation is clinodactyly. Actually it may even develop despite the treatment in pubertal patients. In fact, it has been shown that the error rate of the first phase increases in advanced maternal age 9. In studies investigating the prevalence of autoimmune diseases, type 2 diabetes mellitus, and leg ulcers; the probability of having these diseases was higher in patients with Klinefelter syndrome 9,15, Isochromosome Xq in Klinefelter syndrome.

Especially in the majority of patients with mosaicism, there are no symptoms to be found. This is followed by cleft palate, inguinal hernia, cardiac abnormalities and radioulnar synostosis. Klinefelter syndrome in clinical practice.

In a study using DNA probes, cases of paternal division errors constitute In patients with normal levels of testosterone, no replacement therapy is necessary.

During delivery, nothing specific could be observed in infants related with classic Klinefelter syndrome. Studies focused on the maternal period, those examining various factors such as the maternal age, did not reveal any related factor increasing the probability for Klinefelter syndrome However, when using gel preparations, a special attention should be paid against a contamination of the female partner.

Testicular examination should be performed in patients with infertility and if there is a clinical suspicion, a genetic analysis should be requested. Klinefelter syndrome and other sex chromosomal aneuploidies. The so-called Klinefelter clinical syndrome was first defined in by Harry Klinefelter and his colleagues by showing the elevated excretion of urine FSH on 9 male patients who had small testes, gynecomastia and no ability of spermatogenesis 1. In patients with mosaic form, serum FSH level is seen to be slightly higher, while serum testosterone levels are usually normal.


Subscription and Public Relations Department Phone: In recent sendgomu, however, fertilization can be achieved with some assisted reproductive methods in patients with Klinefelter syndrome.

Untreated patients show a significant increase of fatigue and reluctance as well as increased irritability and aggressiveness Testicular dysgenesis affecting the seminiferous tubules principally, with chromatin-positive nuclei. In addition, in these patients, free testosterone levels are generally lower due to increased sex hormone binding globulin.

File:Klinefelter’s Syndrome XXY – Wikimedia Commons

Testosterone replacement therapy eliminates all negative effects related to androgen deficiency but it has no effect on fertility 6. Rec Prog Horm Res ; Yet the increase amount in the level of estrogen does not support the diagnosis.

Address Turkocagi Caddesi No: It has been shown that testosterone treatment has no effect on gynecomastia Considerations for androgen therapy in children and adolescents with Klinefelter syndrome 47, XXY.

Marketing Sales-Project Department Phone: A serum FSH level higher than normal range with very low levels of testosterone is an important sign for Klinefelter syndrome. Without klineffelter, treatment should start with low doses during puberty and dose should be increased in parallel with pubertal development.

Studies have been reported that certain diseases were more prevalent in patients with Klinefelter syndrome. This coincidence is very rare. Some patients can be diagnosed at a very advanced age and some surviving patients may remain undiagnosed 4. Studies have shown no significant difference in efficacy between injected preparations and these other types These injections are ssendromu done within 3-week intervals.

Orphanet J Rare Dis ;1: