Table 4.
Number of patients and quality of MRI findings at diagnosis and follow-up (in brackets)
|
Qualitiy MRI findings |
Site |
|||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AD + AA + AO | AD + AA | AA + AO | AA | AD | AD + AA + AQ + C2/3 | C2/3 | C2/3 + AO | C2/3 + C4-7 | C3/4 | C4-7 | C4-7 + AA | Dens + Atlas | Dens | Atlas | Sum | |
| Joint hyperintensity |
5 (1) |
3 (3) |
0 (1) |
2 (4) |
1 (0) |
1 (0) |
- |
- |
- |
- |
0/1 |
- |
- |
- |
- |
12 (10) |
| Joint enhancement |
6 (2) |
4 (5) |
- |
1 (0) |
1 (3) |
1 (0) |
- |
- |
- |
0 (1) |
- |
- |
- |
- |
- |
13 (11) |
| Malalignment |
3 (0) |
1 (0) |
- |
1 (1) |
3 (1) |
- |
- |
- |
- |
- |
- |
0 (1) |
- |
- |
- |
8 (3) |
| Ankylosis |
- |
- |
- |
- |
- |
- |
2 (1) |
0 (1) |
0 (1) |
- |
- |
- |
- |
- |
- |
2 (3) |
| Erosion |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
0 (2) |
1 (1) |
1 (1) |
2 (4) |
| Narrowing of the spinal canal at CCJ | 3 (4) | 3 (4) | ||||||||||||||
Caption see Table 3.