Chapter 6/7 Tibia and Fibula Distal Femur
Proximal Tibia Condyle Medial Lateral Intercondylar Eminence Tibial Plateau Tibial Tuberosity Anterior Crest
Proximal Fibula Apex Head Neck
Tibia and Fibula Tibiofibular joint Proximal Distal
Imaging the Tib/Fib AP Lateral 40” SID 65 kV
AP Tib/Fib Supine Extend the leg Knee and ankle included CR to mid Tibia Collimate to skin
Lateral Tib/Fib Position for mediolateral projection May need to flex knee Include knee and ankle CR to mid leg Collimate to skin
Distal Femur Anterior Patellar Surface Posterior Condyle Medial Lateral Intercondylar Fossa Epicondyle Medial Adductor Tubercle Lateral
Femur Angled 5-15˚ Medial Condyle more distal Adductor Tubercle not seen on properly positioned lateral knee
Imaging the Femur (Distal) AP Lateral 40” SID kV
AP Femur (Distal) Supine Rotate leg 5˚ internal Interepicondylar line parallel to IR Knee must be included Bottom of IR CR to mid Femur Collimate to skin
Lateral Femur (Distal) Position for mediolateral projection Remove superimposition of unaffected leg Flex knee 45˚ Epicondyles perpendicular to IR Include knee at bottom of IR CR to mid femur