Gross Anatomy USMLE Step 1 Practice Question
A 22-year-old male football player sustains a valgus stress injury to his weight-bearing knee after a lateral blow during competition. He presents with severe pain (8/10), inability to bear weight, and immediate swelling. Vital signs: BP 128/82, HR 98, RR 16, Temp 98.6°F, SpO2 98%. Physical examination reveals joint effusion on ultrasound and positive Lachman test. Cruciate ligament integrity appears intact on initial assessment. Which three structures are most likely injured?
Answer choices
- APosterior cruciate and medial collateral ligaments and medial meniscus
- BAnterior cruciate and medial collateral ligaments and the medial meniscusCorrect answer
- CPosterior cruciate and medial collateral ligaments and the lateral meniscus
- DPosterior cruciate and lateral collateral ligaments and the lateral meniscus
- EAnterior cruciate and lateral collateral ligaments and the lateral meniscus
- FACL, PCL, and medial meniscus
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