Table 2.
Description of US enthesis abnormalities: number (%) on 402 patients
| Superior patellar ligament | Inferior patellar ligament | Lateral epicondyle | Achilles enthesis | |
| Abnormal thickness | ||||
| Unilateral Bilateral |
25 (6.5) 15 (3.9) |
24 (6.3) 6 (1.6) |
10 (2.6) 8 (2.1) |
27 (7.1) 12 (3.1) |
| Bone erosions | ||||
| Unilateral Bilateral |
12 (3.1) 5 (1.3) |
14 (3.6) 3 (0.8) |
6 (1.6) 5 (1.3) |
22 (5.5) 4 (1.0) |
| Calcifications | ||||
| Unilateral Bilateral |
18 (4.7) 5 (1.3) |
30 (7.8) 7 (1.8) |
26 (6.8) 10 (2.6) |
18 (4.7) 7 (1.8) |
| Enthesophytes | ||||
| Unilateral Bilateral |
17 (4.4) 4 (1.0) |
16 (4.2) 0 (0.0) |
18 (4.7) 7 (1.8) |
36 (9.0) 37 (9.2) |
| Doppler signal | ||||
| Unilateral Bilateral |
12 (3.1) 1 (0.3) |
21 (5.2) 6 (1.5) |
12 (3.1) 7 (1.7) |
13 (3.2) 2 (0.5) |
| Bursitis | NA | NA | NA | |
| Unilateral Bilateral |
30 (7.5) 11 (2.7) |
NA, not assessed; US, ultrasound.