Infertility is defined as the failure to conceive after one year of attempting pregnancy. Primary infertility denotes those patients who have never conceived. Secondary infertility applies to patients who have conceived previously. Approximately 15% of couples experience infertility, which may result from subfertility or sterility (the innate inability to conceive) in either partner or both. The female is responsible in 40%–50% of cases. The male is responsible in 30% and is contributory in anot