A 28-year-old woman was referred to a specialised gestational trophoblastic disease clinic for treatment. She explained that 2 years earlier, her menstrual cycle had changed and become irregular with prolonged heavy bleeding lasting between 15 and 20 days; before this, her periods had been regular, lasting 30 days with 5 days of bleeding. Which test is mandatory in the initial assessment of all women presenting with abnormal uterine bleeding?
A) pregnancy test
C) Abdominal MRI
D) Pelvic x-ray
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