Clinical trials: Azoospermia
Varicocele, Male Infertility
Role of the Toxic Metal Cadmium in the Mechanism Producing Infertility With a Varicocele
Varicose veins in the scrotum (varicocele) are responsible for >20% of male infertility in the US. Varicocele are associated with decreased sperm number and markedly reduced sperm fertilizing ability.
- Conditions
- Varicocele, Male Infertility, Hypospermatogenesis, Non-Obstructive Azoospermia
- Trial name
- NCT00044369
- Testing
- Varicocele repair
- Where
- 2 sites in United States
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- National Institute of Environmental Health Sciences (NIEHS)