The type of untoward intraoperative event occurring during Primary Ankle Replacement Surgery or Revision Ankle Replacement Surgery.
National Codes:
| 28 | None | 
| 29 | Fracture Medial Malleolus | 
| 30 | Fracture Lateral Malleolus | 
| 31 | Fracture (Other) | 
| 32 | Ligament Injury | 
| 34 | Nerve Injury | 
| 35 | Tendon Injury | 
| 33 | Other (not listed) | 
Note: The National Codes have been listed in logical sequence rather than alphanumeric order.
This attribute is also known by these names:
| Context | Alias | 
|---|---|
| plural | UNTOWARD INTRAOPERATIVE EVENT CODES FOR ANKLE REPLACEMENT |