11th April 2024

A 22-year-old university student presents to the general practice after not having her period for 4 months.

A 22-year-old university student presents to the general practice after not having her period for 4 months. Before this, she had had regular periods since the age of 12. She denies being sexually active and leads an active life being on the university athletics team. On examination, her BMI is measured at 18.0 kg/m². Urinary pregnancy test is negative, and thyroid function tests are normal. Which of the following is the most likely diagnosis?

Select the SINGLE most appropriate option from the list below. Select ONE option only.