Table 4 Descriptive general MRI features of the conventional anatomical whole-body MRI, spinal dynamic contrast-enhanced MRI, and spinal diffusion-weighted imaging of the entire patient population, the intermediate-/high-, and the standard-risk cytogenetic group
|  | All patients (n = 31, 100%) | Intermediate-/high-risk (n = 13, 42%) | Standard-risk (n = 18, 58%) |
|---|---|---|---|
Conventional WB-MRI | |||
 Contrast | 23 Gadovist (74%) | 12 Gavovist (92%) | 11 Gadovist (61%) |
1 Dotarem (3%) | Â | 1 Dotarem (6%) | |
7 Magnevist (23%) | 1 Magnevist (8%) | 6 Magnevist (33%) | |
 Skeletal score | 9.0 ± 2.9 | 9.0 ± 3.0 | 9.0 ± 2.9 |
 Pattern general | 2 focal only (6%) | 2 focal only (15%) | 0 focal only (0%) |
29 generalized (94%) | 11 generalized (85%) | 18 generalized (100%) | |
 Pattern specific | 2 focal (6%) | 2 focal (15%) | 0 focal (0%) |
2 salt-and-pepper (6%) | 0 salt-and-pepper (0%) | 2 salt-and-pepper (11%) | |
8 diffuse (26%) | 2 diffuse (15%) | 6 diffuse (33%) | |
19 focal + diffuse/salt-and-pepper (62%) | 9 focal + diffuse/salt-and-pepper (70%) | 10 focal + diffuse/salt-and-pepper (56%) | |
 FL | 21 present (68%) | 11 present (85%) | 10 present (56%) |
10 absent (32%) | 2 absent (15%) | 8 absent (44%) | |
 FL number | 18: 0–4 (58%) | 5: 0–4 (38%) | 13: 0–4 (72%) |
13: 5–20 (42%) | 8: 5–20 (62%) | 5: 5–20 (28%) | |
0: > 20 (0%) | 0: > 20 (0%) | 0: > 20 (0%) | |
 Largest FL diameter (mm) | 21.9 ± 21.8 | 23.1 ± 28.9 | 20.8 ± 13.0 |
 Largest FL volume (mm3) | 33.6 ± 116.2 | 56.7 ± 164.4 | 10.4 ± 17.9 |
Spinal DCE-MRI | |||
 TIC type thoracic general | 6 slowa (19%) | 3 slowa (23%) | 3 slowa (17%) |
25 steepb (81%) | 10 steepb (77%) | 15 steepb (83%) | |
 TIC type thoracic specific | 2: I (7%)-4: II (13%)-6: III (19%)-19: IV (61%)-0: V (0%) | 1: I (8%)-2: II (15%)-4: III (31%)-6: IV (46%)-0: V (0%) | 1: I (6%)-2: II (11%)-2: III (11%)-13: IV (72%)-0: type V (0%) |
 TIC type lumbar general | 11 slowa (35%) | 5 slowa (38%) | 6 slowa (33%) |
20 steepb (65%) | 8 steepb (62%) | 12 steepb (67%) | |
 TIC type lumbar specific | 7: I (23%)-4: II (13%)-6: III (19%)-13: IV (42%)-1: V (3%) | 4: I (31%)-1: II (7%)-4: III (31%)-4: IV (31%)-0: V (0%) | 3: I (17%)-3: II (17%)-2: III (11%)-9: IV (50%)-1: V (5%) |
Spinal DWI | |||
 Restriction thoracic general | 7 normal (23%) | 3 normal (23%) | 4 normal (22%) |
24 increased (77%) | 10 increased (77%) | 14 increased (78%) | |
 Increased restriction thoracic specific | 7 normal (23%) | 3 normal (23%) | 4 normal (22%) |
8 mild (25%) | 4 mild (31%) | 4 mild (22%) | |
9 moderate (29%) | 3 moderate (23%) | 6 moderate (34%) | |
7 severe (23%) | 3 severe (23%) | 4 severe (22%) | |
 Restriction lumbar general | 9 normal (29%) | 4 normal (31%) | 5 normal (28%) |
22 increased (71%) | 9 increased (69%) | 13 increased (72%) | |
 Increased restriction lumbar specific | 9 normal (29%) | 4 normal (31%) | 5 normal (28%) |
13 mild (42%) | 5 mild (38%) | 8 mild (44%) | |
4 moderate (13%) | 1 moderate (8%) | 3 moderate (17%) | |
5 severe (16%) | 3 severe (23%) | 2 severe (11%) | |