Table 5.
Subgroup analysis of CEUS imaging features based on nodule size, degree of differentiation and blood supply.
| Wash-in pattern |
Washout onset |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| APHE | Rim APHE | Iso/ Hypo | P | No | <45s | 45s-1 Min |
≥1min | P | ||
| HCC | ≤3cm | 20 (95.2%) |
0 (0.0%) |
1 (4.8%) |
0.194 | 5 (23.8%) |
2 (9.5%) |
2 (9.5%) |
12 (57.1%) |
0.656 |
| >3cm | 87 (100%) |
0 (0.0%) |
0 (0.0%) |
13 (14.9%) |
11 (12.6%) |
16 (18.4%) |
47 (54.0%) |
|||
| WD and MD | 84 (100%) |
0 (0.0%) |
0 (0.0%) |
-- | 14 (16.7%) |
9 (10.7%) |
14 (16.7%) |
47 (56.0%) |
0.212 | |
| PD and MPD | 12 (100%) |
0 (0.0%) |
0 (0.0%) |
0 (0.0%) |
3 (25.0%) |
3 (25.0%) |
6 (50.0%) |
|||
| MLT | ≤3cm | 37 (64.9%) |
8 (14.0%) |
12 (21.1%) |
0.387 | 7 (12.3%) |
33 (57.9%) |
17 (29.8%) |
0 (0.0%) |
0.168 |
| >3cm | 58 (71.6%) |
13 (16.0%) |
10 (12.3%) |
4 (4.9%) |
45 (55.6%) |
28 (34.6%) |
4 (4.9%) |
|||
| Hypo- vascular |
66 (68.0%) |
17 (17.5%) |
14 (14.4%) |
0.440 | 10 (10.3%) |
55 (56.7%) |
31 (32.0%) |
1 (0.1%) |
0.107 | |
| Hyper- vascular |
29 (70.7%) |
4 (9.8%) |
8 (19.5%) |
1 (2.4%) |
23 (56.1%) |
14 (34.1%) |
3 (7.3%) |
|||
Data in parentheses are shown as percentages.
WD: well differentiated, MD: moderately differentiated, PD: Poorly differentiated, MPD: moderately-to-poorly differentiated.
*Statistically significant.