TABLE 2.
Preoperative accuracy of diagnostic evaluation of urachal carcinoma.
| Parameter | No. Pts | Sensitivity | Specificity | PPV | NPV | Accuracy |
|---|---|---|---|---|---|---|
| CT | 72 | 85.71% | 81.82% | 75.00% | 90.00% | 83.33% |
| MRI | 72 | 96.77% | 95.12% | 93.75% | 97.50% | 95.83% |
| Cystoscopy | 61 | 52.38% | 82.50% | 61.11% | 76.74% | 72.13% |
| Cytology 8 | 102 | 29.41% | — | — | — | — |
| Serum tumor markers | ||||||
| CEA > 6.83 ng/mL | 53 | 30.77% | 97.50% | 80.00% | 81.25% | 81.13% |
| CA724 > 6.02 U/mL | 51 | 36.36% | 85.00% | 40.00% | 82.93% | 74.51% |
| CA199 > 9.935 U/mL | 53 | 53.85% | 40.00% | 22.58% | 72.73% | 43.40% |
| FISH | 47 | 71.43% | 22.50% | 13.90% | 81.82% | 29.79% |
Note: The control group was patients with urothelial carcinoma.
Abbreviations: CA199, carbohydrate antigen199; CA724, carbohydrate antigen 72‐4; CEA, carcinoembryonic antigen; CT, computed tomography; FISH, fluorescence in situ hybridization; MRI, magnetic resonance imaging; NPV, negative predictive value; PPV, positive predictive value; Pts, patients.