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Retroperitoneum » Kidneys, Ureters
Metastatic renal cell carcinoma
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Presentation This is a 58-year-old man who is post right nephrectomy for removal of a renal cell carcinoma. He presents with elevated creatinine levels. An abdominal ultrasound was performed.
 
 
 
Caption: Sagittal view of the left kidney- superior portion
Description: A large heterogeneously hypoechoic mass is noted in the left suprarenal region, adjacent to the upper pole of the left kidney.
 
 
 
Caption: Sagittal view of the left kidney
Description: There is evidence of moderate left hydronephrosis. A hyperechoic mass is seen within a portion of the renal pelvis and extending into a lower pole calyx.
 
 
 
Caption: Transverse view of the left kidney- mid portion
Description: The hyperechoic mass in the left renal pelvis is seen on the transverse image.
 
Differential Diagnosis Metastases to contralateral adrenal and left kidney from the previously resected right renal cell carcinoma
 
Final Diagnosis Metastases to contralateral adrenal and left kidney from the previously resected right renal cell carcinoma
 
Follow Up A CT scan was performed which confirmed the ultrasound findings.
 
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