Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Degree of degeneration
| Grade | Radius translocation distance* (mm) | Radiologic findings (AP and lateral radiographs) |
|---|---|---|
| 0 | 0 | None |
| 1 | 0–1 | Slight joint space narrowing |
| 2 | 1–2 | Marked joint space narrowing, osteoporosis of carpal bones |
| 3 | > 2 | Bone on bone, osteoporosis of carpal bones, osteophyte formation |
* Difference between distance from osteotomy plane of the radius to the lunate bone, of two times.
