Table 5 Routine ultrasound signs, CEUS, and RTE results of omental lesions
Ultrasonic signs | Malignancy (n=166) | Benign (n=49) | OR | Assignment | |
|---|---|---|---|---|---|
Omental echo | |||||
hyperechoic | 92 | 38 | 0.36 | 0 | |
hypoechoic | 69 | 2 | 16.72 | 1 | |
High-low mixed echo | 5 | 9 | 0.14 | 0 | |
Omental structure | |||||
loose | 7 | 18 | 0.08 | 0 | |
dense | 74 | 28 | 0.60 | 0 | |
Moth-eaten | 85 | 3 | 16.09 | 1 | |
Nodules | |||||
with | 76 | 10 | 3.29 | 1 | |
without | 90 | 39 | 0.30 | 0 | |
Peritoneum wall | |||||
Thickening | 20 | 16 | 0.28 | 0 | |
Not thickening | 146 | 33 | 3.54 | 1 | |
Mesenteric lymph node | |||||
Display | 4 | 7 | 0.15 | 0 | |
Not display | 162 | 42 | 6.75 | 1 | |
Ascites echo | |||||
Homogeneous | 97 | 42 | 0.23 | 0 | |
heterogeneous | 69 | 7 | 4.27 | 1 | |
Ascites separation | |||||
With | 5 | 9 | 0.14 | 0 | |
without | 161 | 40 | 7.25 | 1 | |
Malignancy (n=86) | Benign (n=18) | ||||
Elasticity score | |||||
1–2 points | 16 | 12 | 0.11 | 0 | |
3–4 points | 70 | 6 | 8.75 | 1 | |
Enhancement patterns | |||||
homogeneous | 13 | 10 | 0.14 | 0 | |
heterogeneous | 73 | 8 | 7.02 | 1 | |
Contrast agent entry | |||||
Rapid | 79 | 7 | 17.73 | 1 | |
Iso | 7 | 9 | 0.06 | 0 | |
slow | 0 | 2 | NA | 0 | |