17-year-old-female:
-
- Jumped off a horse
- Pain in the lateral and medial side of the right knee
- X-ray requested
1. What is the most likely diagnosis and the next step?
Images from an MRI
-
-
Coronal PDFS 
Sagittal PDFS
-
What is the most likely diagnosis and the next step?
-
-
- Segond fracture: A curvilinear bone fragment projected parallel to the lateral aspect of the tibial plateau. This has been referred to as the lateral capsular sign. MRI is needed for the evaluation of the anterior cruciate ligament.
-
What are the findings?
-
- Segond fracture
- Partial tear of the medial collateral ligament (deep branch femoral part)
- Complete tear of anterior cruciate ligament
- Moderate hemarthrosis
- Soft tissue oedema around the knee joint