Mechanism
Inversion
Avulsion of posterior malleolus (post tibiofibular ligament)
Medial mortise wide
Suggests instability
Lateral displacement of talus (weber B)
Management
Posterior slab
Orthopedic consult
Trimalleolar Fractures
1.
Medial malleolus fx.
2.
Lateral malleolus fx. - proximal to the ankle and extending up the fibula (Weber C fx.)
3.
Posterior malleolus fx.
관절은 불안정하고 앞쪽으로 벌어짐 (화살촉)
distal tibiofibular syndesmosis 벌어짐 (* 표시)
Talus 가 뒤쪽, Lateral 로 전위되어 있음.
Unstable
Multiple ligamentous injuries
Usually involves syndesmosis
Treatment
Posterior slab
Urgent orthopedic consultation
ORIF
