Discoid lateral meniscus

Case contributed by Dr Abdallah Al Khateeb

Presentation

Chronic knee pain. Due to patient's body habitus, the proper coil was not used.

Patient Data

Age: 55
Gender: Female
MRI

Knee MRI

This case shows an abnormally thick / discoid lateral meniscus which developed a horizontal tear and a small para-meniscal cyst. This meniscus can be seen on 7 consecutive sagittal 3 mm cuts.

Of note is the tri-compartmental degeneration of the joint and a horizontal tear of the medial meniscus.

Case Discussion

This case shows an abnormally thick / discoid lateral meniscus which developed a horizontal tear and a small para-meniscal cyst. This meniscus can be seen on 7 consecutive sagittal 3 mm cuts.

Of note is the tri-compartmental degeneration of the joint and a horizontal tear of the medial meniscus.

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Case information

rID: 43282
Published: 3rd Mar 2016
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included

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