1. Chapter 6 Calcaneus and Ankle

2. Calcaneus Articulations _________ Subtalar joint Posterior articular facet Middle articular facet Anterior articular facet _______

3. Calcaneus Anatomy ____________ Medial Peroneal Trochlea Trochlear process __________ Tuberosity Achilles Tendon Calcaneal Sulcus Sinus Tarsi

4. Imaging the Calcaneus Plantodorsal Lateral 40” SID 65 kV

5. Plantodorsal Supine _____________ ______________tube angle CR to base of 3 rd metatarsal Exit at lateral malleolus Collimate to calcaneus

6. Lateral Calcaneus Rotate foot to lateral Mediolateral Dorsiflex 90˚ _______________to medial malleolus Collimate to calcaneus

7. Ankle Distal Tibia _____________ Anterior tubercle Fibular notch Distal Fibula _____________ Intermalleolar plane ______________mid coronal

8. Ankle Mortise Ankle “socket” ___________ Ceiling of mortise

9. Imaging the Ankle AP Mortise Lateral Internal/External Rotation 40” SID 60 kV

10. AP Ankle Extend leg Dorsiflex to 90˚ ______________ CR between malleoli Collimate to skin laterally

11. Lateral Ankle Position patient for ________________ Dorsiflex to 90˚ CR to ___________ Collimate to include calcaneus

12. Internal / External Rotation Internal Rotate 45˚ internally CR between malleoli ______________ External Rotate 45˚ externally CR between malleoli ______________

13. Ankle Mortise Place in AP Rotate ______________ CR between malleoli Collimate to skin laterally