Presentation
Left knee pain with a history of skiing trauma.
Patient Data
moderate joint effusion
mild hyperintensity with superior fiber discontinuity of the anterior cruciate ligament, in keeping with a high-grade partial thickness tear
hyperintensity of the femoral insertion of the lateral collateral ligament with minimal surrounding fluid in keeping with a grade 1 injury
pivot shift bone bruise pattern
edema in the lateral aspect of the popliteal fossa
linear hyperintensity of the body of the medial meniscus with no extension to the articular surface (grade 2a)
discoid lateral meniscus
Case Discussion
Features of a partial thickness tear of the anterior cruciate ligament.