Nonobstructive azoospermia is an important cause of male infertility, but in many cases viable spermatozoa can be retrieved from the testes and used for assisted conception. There is evidence that ...

Hypogonadal individuals with nonobstructive azoospermia had better sperm extraction success following normogonadotropic hormone stimulation. Individuals with nonobstructive azoospermia (NOA) may ...

Vitamin D Status in Patients With Stage IV Colorectal Cancer: Findings From Intergroup Trial N9741 Advances in chemotherapy have led to greater longevity and paternity may be an important ...

Researchers at the Columbia University Fertility Center reported the first successful pregnancy using an AI-guided method they developed to recover sperm in men with azoospermia, in which ejaculate ...