children s health issues
Klinefelter Syndrome
Diagnosis of Klinefelter Syndrome
Before birth, testing of the mother After birth, blood test Klinefelter syndrome is usually only diagnosed incidentally when genetic testing is done for another reason. For example, Amniocentesis or After birth,the syndrome is usually first suspected at puberty, when most of the symptoms develop. Analysis of the chromosomes using a blood test confirms the diagnosis of Klinefelter syndrome. However, many men are diagnosed during an infertility assessment. 