Clinical presentation A 30-year-old woman and her partner were presented for primary infertility. History The woman's menstrual cycle repeats every 31-45 days, and periods can be heavy sometimes but not painful. Intermenstrual or postcoital bleeding absent No previous history of sexually transmitted infections Her partner also has no previous medical history.

Social history The couple does not smoke. But both drink alcohol 6-8 units per week. Examination of woman Body mass index: 29 km/m2 Acne on face and chest No abdominal scars and visible masses Speculum and bimanual examination were normal Laboratory investigations Day 3: Luteinizing hormone (LH): 6.2 IU/L Day 3: Follicle-stimulating hormone: 3.1 IU/L Testosterone: 4.1 nmol/L Day 21: Progesterone: 15 nmol/L Imaging test A transvaginal ultrasound scan: Source : 100 Cases in Obstetrics and Gynaecology ##Disclaimer## The content…