The arcuate sign is a fibular head avulsion fracture indicating posterolateral corner injury, commonly associated with ACL and PCL tears. Early recogn ...

Definition Lipohemarthrosis refers to the presence of fat and blood within the joint space, resulting in a fat–fluid level due to density dif ...

 "The Utility of Standing Knee Radiographs for Detection of Lipohemarthrosis: Comparison with Supine Horizontal Beam Radiographs" w ...