Table 2 Active lesions in the anterior chest wall detected by MRI in the 71 patients with SAPHO syndrome
From: Anterior chest wall in SAPHO syndrome: magnetic resonance imaging findings
Active lesions | Number (%) |
|---|---|
Bone marrow edema | |
 Sternoclavicular joint | 27 (38.0) |
  Left only | 9 (12.7) |
  Right only | 6 (8.5) |
  Bilateral | 12 (16.9) |
 Sternocostal joint | 62 (87.3) |
  Left only | 7 (9.9) |
  Right only | 12 (16.9) |
  Bilateral | 43 (60.6) |
  1st | 38 (53.5) |
  2nd to 6th | 11 (15.5) |
 Clavicle | 35 (49.3) |
  Medial end, left only/right only/bilateral | 11 (15.5)/8 (11.3)/16 (22.5) |
  Middle and lateral region, left only/right only/bilateral | 1 (1.4)/1 (1.4)/0 (0) |
 Sternum | |
  Manubrium sterni | 60 (84.5) |
   Region next to the clavicle and the first rib | 54 (76.1) |
    Left only/right only/bilateral | 10 (14.1)/9 (12.7)/35 (49.3) |
  Sternal angle | 26 (36.6) |
  Mesosternum | 11 (15.5) |
   Region next to the 3rd ribs | 8 (11.3) |
   Region next to the 4th ribs | 7 (9.9) |
   Region next to the 5th ribs | 6 (8.5) |
   Region next to the 6–8th ribs | 7 (9.9) |
 Xiphoid | 3 (4.2) |
Synovitis | |
 Sternoclavicular joint | 54 (76.1) |
  Left only/right only | 4 (5.6)/8 (11.3) |
  Bilateral | 43 (60.6) |
  Narrowing of joint space, left only/right only/bilateral | 1 (1.4)/2 (2.8)/8 (11.3) |
  Pseudowidening of joint space, left only/right only/bilateral | 2 (2.8)/1 (1.4)/7 (9.9) |
 Manubriosternal joint | 5 (7.0) |
 Sternocostal joint | 11 (15.5) |
  1st, left only/right only/bilateral | 0 (0)/0 (0)/2 (2.8) |
  2nd, left only/right only/bilateral | 2 (2.8)/2 (2.8)/7 (9.9) |
  3rd, left only/right only/bilateral | 1 (1.4)/4 (5.6)/5 (7.0) |
  4–6th, left only/right only/bilateral | 0 (0)/0 (0)/4 (5.6) |