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Mucoid degeneration of the ACL

Case contributed by Roberto Schubert
Diagnosis almost certain

Presentation

Intractable knee pain. No history of trauma.

Patient Data

Age: 45 years
Gender: Female

The anterior cruciate ligament is thickened and ill-defined with a "celery stalk" appearance. Its signal is increased on all sequences. Intact fibers are best seen on T2WI.

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