25th September 2020

A 16-year-old female presents to her GP with heavy periods

A 16-year-old female presents to her GP with heavy periods. On further questioning, her sister and father both suffer from easy bleeding from gums when brushing their teeth. Investigations revealed Haemoglobin of 100 (normal range 115-165 g/L) and platelet count of 145 (normal range 150-400×10⁹/L). Her physical examination was unremarkable.

For the patient above, please select the SINGLE most likely diagnosis. Select ONE option from the list above.