the failure to achieve a clinical pregnancy after 12 months
or more of regular unprotected sexual intercourse
Types of infertility
Primary infertility
is found in couples who have
never been able to conceive a child
Secondary infertility
is found in couples who have a difficulty to
conceive a child after having already
conceived a child (either carried the
pregnancy to the term or had a miscarriage)
Causes & Pathophysiology
of Infertility in Males
Causes & Pathophysiology
of Infertility in Females