Klinefelter syndrome is a genetic condition in which a boy is born with an extra X chromosome. Instead of the typical XY chromosomes in men, they have XXY, so this condition is also called XXY ...
A sensitive, earnest first film from Argentine director Lucia Puenzo, XXY concerns an intersex child who has reached an age when, despite the support of family and friends, the fact of having two ...
Purpose The purpose of this study is to summarize new data on etiology and clinical features of Klinefelter syndrome in order to derive research priorities. Methods This study was conducted using ...