Klinefelter's syndrome

Edited by: Joe Hing Kwok Chu

Characterised by lacking or small testes with hyalinization of the seminiferous tubules of masculinization, lack of sperm  and infertility and increased  of gonadotropin in urine.  Half of the patients have gynecomastia.

為特點的缺乏或小睪丸曲細精管的男性化，缺乏精子和不孕不育的玻璃樣變和增加尿促性腺激素。一半的患者有男性乳房發育症.