For those with Klinefelter syndrome, this painful reality is a constant struggle. How does an extra X chromosome lead to infertility in men? Professor Qiao Jie and her team at Peking University ...
Karyotyping performed by G-banding technique revealed a 47 XXY karyotype, which is diagnostic of Klinefelter's syndrome. Doppler ultrasound of the leg ulcers disclosed partial thrombus in the ...