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Preeclampsia — USMLE Step 3 MCQ

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ModerateOB/GYN (prenatal care, contraception, screening)PreeclampsiaUSMLE Step 3

A 31-year-old woman at 34 weeks' gestation has blood pressure 158/96 mm Hg on two readings and new headache. Urine protein-creatinine ratio is 0.5. Platelets and creatinine are normal. Which of the following is the most likely diagnosis?

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

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Correct answer: A — Preeclampsia without severe features

New hypertension after 20 weeks with proteinuria is preeclampsia; severe features require additional findings such as severe-range pressures or organ dysfunction.

Reference: ACOG/SMFM low-dose aspirin and prenatal care guidance; USPSTF pregnancy screening recommendations