Table 2 Comparison of subjective CT findings between two lesions n (%)
CT findings | HP masses (n = 50) | STs (n = 50) | P Value |
|---|---|---|---|
Location | < 0.001a | ||
The upper part | 2 (4) | 38 (76) | |
The middle part | 15 (30) | 8 (16) | |
The lower part | 33 (66) | 4 (8) | |
Border | < 0.001a | ||
Well defined | 22 (44) | 45 (90) | |
Ill defined | 28 (56) | 5 (10) | |
Contour | < 0.001a | ||
Round | 4 (8) | 21 (42) | |
Ovoid | 24 (48) | 23 (46) | |
Hill-like | 10 (20) | 4 (8) | |
Flat | 10 (20) | 1 (2) | |
Irregular shape | 3 (6) | 1 (2) | |
Growth pattern | 0.203 | ||
Endo-luminal | 38 (76) | 35 (70) | |
Exo-luminal | 7 (14) | 4 (8) | |
Mixed | 5 (10) | 11 (22) | |
Enhancement pattern | 0.084 | ||
Homogeneous | 46 (92) | 40 (80) | |
Heterogeneous | 4 (8) | 10 (20) | |
Peak enhancement phase | 0.236 | ||
Venous phase | 43 (86) | 48 (96) | |
Arterial phase | 2 (4) | 0 | |
Both | 5 (10) | 2 (4) | |
Enhancement grade | 0.003a | ||
Marked | 31 (62) | 14 (28) | |
Moderate | 15 (30) | 29 (58) | |
Mild | 4 (8) | 7 (14) | |
Central umbilication | 3 (6) | 0 | 0.241 |
Prominent enhancement of overlying mucosa | 5 (10) | 0 | 0.066 |
Multiple lesions | 1 (2) | 0 | 0.500 |
Ulceration | 0 | 4 (8) | 0.126 |
Calcification | 0 | 5 (10) | 0.066 |