Calcaneus

1
Chapter 7

• Calcaneus
• Ankle

2
Ankle

• Ankle joint consists of
• __________________
• _______________
• Synovial Ginglymus

3
Ankle Anatomy

• __________________
• Extended portion of distal ___________
• _________________
• Extended portion of distal ______________
• ___________________
• Process off anterior distal tibia

4
Ankle Anatomy

• _________________
• Space formed by ___________and where
  ________________fits.
• __________________
• The _________________________.

5
Calcaneus ImagingOs Calcis

• Routine
• _____________________
• Lateral
• 8 x 10 Split XW
• 40 SID
• 65 kVp

6
Plantodorsal

• Pt Supine
• ______________Foot to _____________
• Angle _______________(if plantar surface is
  perpendicular to IR)
• Center at base of ____________
• CR should exit just distal to ______________
• Collimate to calcaneus

7
Lateral Calcaneus

• Position patient for __________________
• _________ aspect of foot against cassette
• ___________ foot to form _________
• Use a pillow under knee if needed to ensure no
  tilt
• Center ____________to ______________
• Collimate to include calcaneus

8
Imaging the Ankle

• Routine
• AP
• Lateral
• Internal Oblique
• Mortise
• 10 x 12 Split XW
• 60 kVp
• 40 SID

9
AP Ankle

• __________. Ankle to form __________
• No Foot rotation
• Center Mid ankle ________________
• Collimate to skin

10
Lateral Ankle

• Position patient for ________________
• _________ aspect of foot against cassette
• ________foot to form ___________
• Use a pillow under knee if needed to ensure no
  tilt
• Center at _____________________
• Collimate to include calcaneous

11
Oblique AnkleMedial rotation

• Place Ankle in AP
• ___________________
• Center directed _______________

12
Ankle Mortise

• Place the pt in Ankle AP
• ______________________________
• Put the _____________________to the IR
• CR directed __________________
• To show the ____________with minimal
  superimposition.