Renal cell carcinoma

Case contributed by Mohammad Taghi Niknejad
Diagnosis certain


Left flank pain and hematuria.

Patient Data

Age: 70 years
Gender: Male

A 50×45mm mass is seen in the left kidney. The neoplasm has a similar density to normal renal parenchyma on non-enhanced CT scan. After IV contrast media injection, the attenuation value increased from 20HU to 37HU. Nephrographic-phase CT scan shows that the mass enhances less than normal renal parenchyma.
In addition, a few small stones less than 3mm are present at both kidneys. Several sub centimeter simple cortical cysts are seen at kidneys. 
In imaged portions of lower thorax; Patchy ill-defined mostly subpleural opacities are seen at both lungs could be suggestive for COVID19 pneumonia.
The prostate gland is enlarged.
 Degenerative changes as osteophytosis are seen at the lumbar spine.

Case Discussion

Left renal mass; path proven renal cell carcinoma.

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