Presentation
Complex knee injury with internal derangement.
Patient Data
Age: 30 years
Gender: Male
From the case:
Double anterior horn sign
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A 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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