2.  Deltoid Ligaments  Fibula  Medial malleolus  Posterior malleolus

3.  1. Deformity  2. Swelling  3. Bruises 4. Antalgic gait

4.  1. Radiographs - External rotation stress radiograph Clear space >5mm 2. AP view - Lateral view - Oblique view

5.  Lauge-Hansen  Supination adduction  Supination – external rotation  Pronation – aduction  Pronation – external rotation

10.  A  B  C  Lateral malleolar

11.  Non-operative - short-leg walking cast/boot - <3mm displacement - <25% pasterior malleolar fracture - <2mm step-off

12.  O.R.I.F - Anatomic reduction

13.  Non-displaced plaster

14.  Displaced  O.R.I.F

15.  3mm displaced  O.R.I.F