Approval for this study was granted by the ethics committee of Nanjing Medical University (China) and informed written consent was received from all participants. From February 2012 to December 2013, ...

Infertile men are frequently affected by physical abnormalities that might be detected on routine general and genital examinations. These structural abnormalities might damage or block the testes, ...

Semen is a fluid that is composed of sperm as well as fluids from the prostate and other glands. The resulting seminal fluid or ejaculate passes through several ducts on its way to the urethra. First, ...

On each side of the prostate gland (in the male reproductive system) is an ejaculatory duct. Each ejaculatory duct is about two centimeters in length and is created when the seminal vesicle’s duct ...