Midfoot (Lisfranc) Fracture/Dislocation Flashcards
1
Q
What is Lisfranc fracture/dislocation?
A
Fracture + dislocation of base of 2nd metatarsal +/- dislocation of other metatarsals at the tarso-metatarsal joints
2
Q
What happens to ligament from medial cuneiform to base of 2nd metatarsal in midfoot fracture/dislocation?
A
No longer holds metatarsal in joint
3
Q
Investigation of Lisfranc fracture/dislocation?
A
CT scan
Difficult to see on x-rays
4
Q
Signs & symptoms of Lisfranc fracture/dislocation?
A
- Grossly swollen
- Bruised foot
- Unable to weight bear
- BE VERY WARY OF NORMAL LOOKINGX-RAY
5
Q
Prognosis of Lisfranc fracture?
A
Pain and disability
6
Q
Treatment of Lisfranc fracture/dislocation?
A
Closed/open reduction + fixation using screws
