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Attenuation of the renal tumors on dynamic contrast-enhanced computed tomography scan, compared with normal renal cortex and medulla.
| Attenuation, Hounsfield units | |||
|---|---|---|---|
| Phase | Renal medullary carcinoma | Normal renal cortex | Normal renal medulla |
| Cortical | 52.6±4.8 | l99.5±9.7 | 72.7±6.4 |
| Medullary | 58.6±5.7 | 184.6±10.8 | 93.5±7.8 |
| Delayed | 56.8±6.1 | 175.7±8.5 | 96.5±7.9 |
Data is presented as the mean ± standard deviation.
