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Ruptured ectopic pregnancy — RCPSC EM MCQ

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ModerateOB/GYN emergenciesRuptured ectopic pregnancyRCPSC EM

A 30-year-old woman at 7 weeks' gestation has syncope and unilateral pelvic pain. Blood pressure is 78/44 mmHg, heart rate is 132/min, beta-hCG is positive, and bedside ultrasound shows free intraperitoneal fluid with no intrauterine pregnancy. What is the most likely diagnosis?

Educational content. Not a substitute for clinical judgement or local policy.

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Correct answer: D — Ruptured ectopic pregnancy

Shock, positive pregnancy test, no intrauterine pregnancy, unilateral pain, and free intraperitoneal fluid indicate ruptured ectopic pregnancy.

Reference: SOGC ectopic pregnancy guidance; Canadian emergency obstetric practice