Table 2 US image characteristics of non-acute gallbladder wall thickening
Characteristics | Benign (30) | Malignant (16) | z/χ2 | P |
|---|---|---|---|---|
Gallstone | 0.080 | 0.777 | ||
Present | 20 | 10 | ||
Absent | 10 | 6 | ||
Gallbladder wall thickness (mm) | 8.46 ± 5.01 | 9.27 ± 3.51 | -1.280 | 0.200 |
Extent of involvement | 2.807 | 0.094 | ||
Focal | 11 | 10 | ||
Circumferential | 19 | 6 | ||
Symmetry of wall thickening | 2.690 | 0.101 | ||
Symmetric | 15 | 4 | ||
Asymmetric | 15 | 12 | ||
Mural layering | 5.148 | 0.023 | ||
Present | 16 | 3 | ||
Absent | 14 | 13 | ||
Intramural changes | 3.460 | 0.130 | ||
Present | 9 | 1 | ||
Absent | 21 | 15 | ||
Interface with liver | 5.625 | 0.018 | ||
Distinct | 22 | 6 | ||
Indistinct | 8 | 10 | ||
Echogenicity | 0.484 | 0.925 | ||
Hyper | 9 | 6 | ||
Iso | 9 | 5 | ||
Hypo | 12 | 5 | ||
Echogenicity homogeneity | 0.163 | 0.686 | ||
Homogeneous | 15 | 7 | ||
Inhomogeneous | 15 | 9 | ||
Vascularity | 3.490 | 0.062 | ||
Present | 16 | 13 | ||
Absent | 14 | 3 |