Cryptorchidism in Scotland.
نویسندگان
چکیده
منابع مشابه
Seasonal variations in cryptorchidism.
The month of birth of boys undergoing orchidopexy in the Oxfordshire Health District during the years 1974-83 was analysed. A significant seasonal variation with a peak in April was found for those boys operated upon by paediatric surgeons at a young age (0-4). Possible causes of this variation and its relationship to the aetiology of cryptorchidism are discussed.
متن کاملCryptorchidism and Steroid Hormones
Two important functions of testis are production of spermatozoa and synthesis of steroids. These functions depend on anatomical, hormonal and constitutional homeostasis and begin during the first stage of gestation. Cryptorchidism can be defined as an abnormal localization of one or both testes. It’s the failure of one or both testes descent into the scrotal sac. The third trimester in humans i...
متن کاملCryptorchidism and Fertility.
Cryptorchidism, the failure of one or both testes to descend into the scrotum prenatally, occurs in 2.4%-5% of newborns. Many of these testes will descend spontaneously shortly after birth, but ~23% will remain undescended unless surgery is performed. Bilaterally cryptorchid men have a six times greater risk of being infertile when compared with unilaterally cryptorchid men and the general male...
متن کاملCryptorchidism and testicular neoplasia.
OBJECTIVE Traditionally there is a concern about the possibility of developing testicular tumors as a consequence of undescended testis. This study was conducted to investigate the correlation between testicular tumors and undescended testis. METHODS Medical records of all patients with testicular germ cell cancer were seen and examined at the Princess Basma Teaching Hospital, Jordan Universi...
متن کاملTesticular Cancer and Cryptorchidism
The failure of testicular descent or cryptorchidism is the most common defect in newborn boys. The descent of the testes during development is controlled by insulin-like 3 peptide and steroid hormones produced in testicular Leydig cells, as well as by various genetic and developmental factors. While in some cases the association with genetic abnormalities and environmental causes has been shown...
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ژورنال
عنوان ژورنال: BMJ
سال: 1987
ISSN: 0959-8138,1468-5833
DOI: 10.1136/bmj.295.6608.1235