Bosniak renal cyst - type II

Case contributed by Dr Bruno Di Muzio


Complex cyst on ultrasound.

Patient Data

Age: 58
Gender: Male

CT Abdomen and pelvis (selected images)

Images: no contrast, arterial phase, portal venous phase and equilibrium. Exophytic cyst in the upper third of the right kidney, with 2.3 cm and attenuation greater than 20UH without enhancement.

Case Discussion

The Bosniak classification system for CT evaluation of renal cysts is helpful in determining both malignant risk and required followup / treatment.

It is not necessary follow-up CT scan.

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Case information

rID: 19634
Case created: 29th Sep 2012
Last edited: 26th Jul 2016
System: Urogenital
Inclusion in quiz mode: Included

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