1. Case for small group discussion
Chopart joint injury
Case for small group discussion
AOTrauma—Foot & Ankle
Module 4b: Midfoot trauma—Chopart, navicular fractures
Stefan Rammelt, DE

2. Case description
68-year-old woman
Fell down a flight of stairs
Day 0

3. Preoperative CT scans
Day 3

4. Intraoperative images
Day 7

5. Intraoperative images
Post fixation stressing revealed no instability on the lateral side
Day 7

6. Postoperative x-rays
Day 7

7. 1-year follow-up

8. Take-home messages Appropriate radiographic projections
High index of suspicion—CT scans
Look for injury of the opposite column
Anatomic reduction of joint surfaces
Use mini-distractor to aid articular reduction and restore column length
Screws or anatomically shaped interlocking plates available
References:
Rammelt S, Grass R, Schikore H, Zwipp H. [Injuries of the Chopart joint]. Unfallchirurg Apr;105(4):371–383; quiz 384–385. German.
Rammelt S, Zwipp H, Schneiders W, Heineck J. Anatomical reconstruction after malunited Chopart joint injuries. Eur J Trauma Emerg Med. 2010;36: 196–205.
Rammelt et al. Unfallchirurg. 2002;105:371–383.
Rammelt et al. Eur J Trauma Emerg Med. 2010;36:196–205.