Characteristics | Number (%) of patients |
---|---|
Mean maximum diameter of tumour (cm)* | 2. 6 ± 1.0 |
Location | |
Anterior wall | 3 (18.7) |
Posterior wall | 4 (25.0) |
Left wall | 1 (6.3) |
Right wall | 3 (18.7) |
Dome | 2 (12.5) |
Bottom | 3 (18.8) |
Spatial relationship with the bladder wall | |
Protruding into the bladder cavity | 11 (68.7) |
Protruding into the pelvic cavity | 1 (6.3) |
Protruding into the bladder and pelvic cavities | 4 (25.0) |
Morphological characteristics | |
Oval | 10 (62.5) |
Lobulated | 4 (25.0) |
Fusiform | 2 (12.5) |
Tumor margin | |
Well-defined | 14 (87.5) |
Ill-defined | 2 (12.5) |
Characteristics | Number (%) of patients |
---|---|
Median age in years (interquartile range) | 51 (40, 63) |
Sex | |
Male | 7 (43.8) |
Female | 9 (56.2) |
Clinical manifestations | |
Postmicturition syndrome* | 6 (37.5) |
Hypertension | 3 (18.8) |
Hematuria or progressive dysuria | 3 (18.7) |
24-h urinary VMA and CA level | |
Not measured | 11 (68.8) |
Normal | 4 (25.0) |
Elevated | 1 (6.2) |
Tumor number | |
Single | 14 (87.5) |
Multiple | 2 (12.5) |
Surgical approach | |
Partial cystectomy | 7 (43.8) |
Local resection of bladder tumor** | 9 (56.2) |
Imaging methods | |
Computerized tomography | 13 (81.3) |
Magnetic resonance imaging | 8 (50.0) |
Computerized tomography (n = 13) | |
---|---|
Density | Moderate or slightly lower density |
Enhancement characteristics | Moderate to marked enhancement |
Calcification | None |
Cystic degeneration or necrosis | Rare (n = 2) |
Haemorrhage | None |
T2-weighted imaging | Slight hyperintensity |
Diffusion-weighted imaging | Hyperintensity |
Apparent diffusion coefficient (ADC) map | Hypointensity (ADC value, 0.883±0.126×10-3 mm2/s)** |
T1-weighted imaging | Slight hyperintensity |
Enhancement characteristics | “Fast in and slow out” pattern |
Cystic degeneration or necrosis | Rare (n = 2) |
Haemorrhage | None |