MCQ Radiology Answer 18
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The Correct Answer is E
Explanation:
Pivot shift injury is a non-contact, vulgus injury with femoral internal rotation commonly seen in skiers and Rugby players and the ACL is commonly disrupted. In dashboard injury, the knee is in 90° flexion with anterior force, leading to disruption of the taut PCL. In lateral patellar dislocation, the injury is on the inferomedial ascpect with injury to the inferomedial aspect of the patella, medial retinaculum, MPFL and medial patellotibial ligament. Hyperextension injuries are commonly seen in footballers, leading to kissing conutions, injury to ACL, PCL or menisci.
Reference: Timothy G. Sanders, Monica A. Medynski, John F. Feller, and Keith W. Lawhorn. Bone Contusion Patterns of the Knee at MR Imaging: Footprint of the Mechanism of Injury. RadioGraphics 2000; 20: 135.Tags: MCQ, Radiology, Knee Injury
Category: Radiology MCQs
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