Erect position/tangential projection of the patellofemoral joint.
This paper presents an erect position, using 40 degrees knee flexion and a vertical central ray, as a simple alternative to help overcome the problems encountered with the standard "sunrise" view of the patella and patellofemoral joint.
D006801:Humans; D007719:Knee Joint / Q000000981:diagnostic imaging*; D008722:Methods; D010329:Patella / Q000000981:diagnostic imaging*; D011187:Posture; D011859:Radiography