Gross Anatomy USMLE Step 1 Practice Question
A 19-year-old male soccer player plants his foot and pivots suddenly, hearing a pop followed by rapid knee swelling. Vital signs: BP 118/76, HR 92, RR 16, Temp 37°C, SpO₂ 98% RA. Physical examination demonstrates positive anterior drawer test with increased anterior translation of the tibia relative to the femur. MRI shows acute ligamentous disruption with bone marrow edema at the tibial spine. Posterior drawer test is negative. Which of the following structures is most likely torn?
Answer choices
- AMedial meniscus
- BPosterior cruciate ligament
- CLateral collateral ligament
- DMedial collateral ligament
- EAnterior cruciate ligamentCorrect answer
- FIliotibial band
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