Imaging Case of the Week 199 Answer

The lateral knee x-ray (HBL) shows lipohaemarthrosis, which should alert one to the possibility of an intra-articular fracture around the knee.


The frontal knee x-ray shows a fracture of the intercondylar eminence.

intercondylar eminence fracture

A coronal CT is as follows:

coronal knee CT

The intercondylar eminence is the area of the knee where the ACL is attached.

This patient was referred to the orthopaedic team and is undergoing operative management.