KNEE VERSION ASSOCIATED WITH ANTERIOR KNEE PAIN

Version of the knee in the presence and absence of anterior knee pain was evaluated by computed tomography in this study, Version of the kne e is defined as the static rotation of the tibia with respect to the f emur in full knee extension, Fourteen patients in whom conservative ma nagement for anterior knee pain failed were compared with 14 volunteer s with no symptoms, Computed tomography images of the femoral condyles and tibial plateau were obtained with the knee extended, The angle be tween the bicondylar and posterior tibial axes was measured, This angl e, representing external rotation of the tibia relative to the femur, was increased significantly in patients with symptoms (7 degrees) comp ared with volunteers with no symptoms (1 degrees), This increased knee version identifies a unique morphologic characteristic of the knee wi th anterior pain.