Torn Anterior Cruciate Ligament

Unknown Musculoskeletal Case 9

Presentation

74y/o with knee pain and instability.

• Spin-density sagittal image
• Spin-density sagittal image
• Spin-density coronal image
• Spin-density coronal image

Image Findings

Buckling of the anterior cruciate ligament is seen on the saggital images and appreciated on the first coronal image. The second saggital and coronal images show actual disruption of the proximal end of the ACL.

Discussion

ACL tears are frequently associated with medial meniscal tears. This patient has significant medial joint space disease.

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