Table 1 Comparative study of CT appearances in cystic renal cell carcinoma (n = 33) and cystic collecting duct carcinoma (n = 13)
From: CT and MRI findings of cystic renal cell carcinoma: comparison with cystic collecting duct carcinoma
Main CT findings | CRCC (n = 33) | CCDC (n = 13) | P value |
|---|---|---|---|
calcification | 8 | 9 | 0.004 |
capsule sign | 30 | 2 | <0.0001 |
infiltrative appearance | 1 | 13 | <0.0001 |
exogenous appearance | 29 | 3 | <0.0001 |
invaded renal pelvis/ ureter | 1 | 10 | <0.0001 |
metastasis | 2 | 10 | <0.0001 |
hemorrhage | 1 | 10 | <0.0001 |
internal septations | 31 | 2 | <0.0001 |
mural nodules | 21 | 1 | <0.0001 |