Table 1.
Patient Characteristics and Diagnoses
| Case | Age | Sex | Indication for ureteroscopy | Clinical findings (action) | Histopathology | Grade |
|---|---|---|---|---|---|---|
| 1 | 79 | M | Suspected carcinoma | Distal ureteral stone (basketed) | — | — |
| 2 | 66 | M | Suspected carcinoma | Renal pelvis tumor (nephroureterectomy) | Urothelial carcinoma | High |
| 3 | 68 | M | Suspected carcinoma | Renal pelvis tumor (nephroureterectomy) | Urothelial carcinoma | High |
| 4 | 79 | M | Suspected carcinoma | Renal pelvis tumor (biopsy) | Urothelial carcinoma | Low |
| 5 | 66 | M | Suspected carcinoma | No lesions detected | — | — |
| 6 | 66 | M | Surveillance | No lesions detected | — | |
| 7 | 84 | M | Surveillance | No lesions detected | — | — |
| 8 | 80 | M | Suspected recurrence | No lesions detected (renal pelvis wash) | Atypical | — |
| 9 | 88 | M | Suspected carcinoma | Suspicious lesion in ureter (biopsy) | Denuded mucosa and inflammation | — |
| 10 | 61 | M | Suspected carcinoma | Renal pelvis tumor (biopsy) | Urothelial carcinoma | Low |
| 11 | 72 | M | Suspected carcinoma | Renal pelvis tumor (biopsy) | Atypical: prominent papillary cell clusters (renal pelvis)a | — |
| 12 | 70 | M | Suspected carcinoma | Ureteral tumor (biopsy) | Urothelial carcinoma | Low |
| 13 | 81 | M | Surveillance | Ureteral tumor (biopsy) | Urothelial carcinoma | Low |
| 14 | 80 | M | Suspected carcinoma | Ureteral tumor (biopsy) | Urothelial carcinoma | High |
| 15b | 80 | M | Surveillance | Ureteral and renal pelvis tumors (laser fulguration) | — | — |
a
Renal pelvis biopsy processed as cytology.
b
Cases 14 and 15 were the same patient.
M = male.