Hypointense component on T1 and heterogeneously hyperintense on FS-PD and T2 with pseudolobular appearance, molding of the growth plate and extension towards retrofemoral soft tissues without involvement of the neurovascular bundle. It presents peripheral and scarcely central enhancement. Secondary edema of the femoral condyles. There are no alterations in muscles, patella, cartilage, menisci, tendons or ligaments.