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Obstetrics & Gynaecology — UKMLA MCQ

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MediumObstetrics & GynaecologyUKMLA

A 40-year-old woman at 10 weeks gestation presents with vaginal bleeding and crampy lower abdominal pain. Pelvic ultrasound shows an empty uterus with no gestational sac. Serum β-hCG is positive. What is the most likely diagnosis?

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Correct answer: D — Ectopic pregnancy

An empty uterus with a positive pregnancy test and bleeding raises suspicion of ectopic pregnancy. NICE guidelines highlight transvaginal ultrasound as key to diagnosis. A gestational sac should be visible in the uterus by this stage if intrauterine.

Reference: NICE Guideline [NG126] Ectopic pregnancy and miscarriage