You do not have ejaculated sperm, and there are no signs of blockage. You have an extremely low number of ejaculated sperm. You have tried other methods of sperm extraction that have failed. MicroTESE ...

A 36-year-old cis man born without testicles in Belgrade, Serbia has just received a testicular transplant from his identical twin brother to help his body produce its own testosterone and sperm. It’s ...

A systematic review and meta-analysis found that ultrasound had a high diagnostic accuracy for testicular torsion, with colour Doppler sonography achieved a sensitivity of 95.3% and a specificity of ...