Double anterior horn sign

Case contributed by Dr Roberto Schubert

Presentation

Complex knee injury with internal derangement.

Patient Data

Age: 30
Gender: Male
MRI

Displaced tear of the lateral meniscus, in which the avulsed posterior horn is flipped towards the anterior compartment. This patient also had an ACL tear and a medial posterior horn meniscal injury.

Case Discussion

Typical sign of a displaced meniscal tear aka the flipped meniscus sign.

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Case information

rID: 16355
Case created: 12th Jan 2012
Last edited: 24th Oct 2015
Inclusion in quiz mode: Included

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