curated by Dr. Dirk Clevert
June 28, 2021

Gray-Scale B-Mode:

In the right kidney, a renal mass is demarcated with diameter of approximately 1,8 cm and slightly hyperechoic in comparison to the surrounding renal tissue. Color-coded duplex sonography depicted some vessels.

63 y/o female patient, came to the department due to suspicion of haemorrhage renal cyst in CT.

An unclear lesion is found and CEUS is recommended. What do you see?


After intravenous ultrasound – contrast administration the lesion shows rapid contrast uptake in comparison to the renal parenchyma. Slight wash-out in the late phase was observed.

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Due to the contrast uptake a haemorrhage renal cyst could be excluded, afterwards the patient underwent biopsy and an oncozytoma was confirmed.


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