Gestational diabetes screening is typically performed at:

A First prenatal visit for all

B 24-28 weeks gestation using a glucose challenge test (GCT) followed by OGTT if abnormal

C At delivery

D Postpartum only

✓ Correct Answer: Option B

GDM screening: 1-hour 50g GCT at 24-28 weeks (≥140 mg/dL positive → 3-hour 100g OGTT). Early screening if risk factors (BMI≥25, prior GDM, family hx). Management: diet/exercise first, then insulin if needed.

💡 Why is B) the correct answer?

The correct answer to the question "Gestational diabetes screening is typically performed at:" is Option B: 24-28 weeks gestation using a glucose challenge test (GCT) followed by OGTT if abnormal.

The other options — A) First prenatal visit for all, C) At delivery, D) Postpartum only — are incorrect for this USMLE Exam Prep question. As explained above: GDM screening: 1-hour 50g GCT at 24-28 weeks (≥140 mg/dL positive → 3-hour 100g OGTT). Early screening if risk factors (BMI≥25, prior GDM, family hx). Management: diet/exercise first, then insulin if…

📚 About This USMLE Exam Prep Practice Question

This 2-level USMLE Exam Prep question from the Step 2 CK - Clinical Knowledge topic is part of BrainForge Quiz's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free USMLE Exam Prep practice test or use flashcards for spaced repetition review.

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Gestational diabetes screening is typically performed at:

✓ Correct Answer: Option B

📚 About This USMLE Exam Prep Practice Question

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