For the male partner a semen examination with 4 – 5 days abstinence. For the female partner a day 2 or day 3 hormonal evaluation i.e. FSH, LH, Prolactin and TSH. A sonography in the form of ovulation studies is done from Day 9 of the cycle. However in some patients due to some clinical findings the doctor may ask for a laparoscopy/ hysteroscopy.