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Bosniak cyst - type II

Case contributed by Dr Ian Bickle


Renal ultrasound for urolithiasis.

Patient Data

Age: 50 years
Gender: Male

Lower pole cyst with a calcific component, including within the cyst wall.

Case Discussion

Bosniak renal cyst classification

Bosniak Cyst Type 2

Minimally complex, single thin (< 1mm) septations, thin Ca++; non-enhancing high-attenuation (due to to proteinaceous or hemorrhagic fluid) renal lesions of less than 3 cm are also included in this category; these lesions are generally well marginated.

Work up : nil% 

Malignant : ~ 0 

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Case information

rID: 21712
Published: 13th Feb 2013
Last edited: 16th Aug 2020
System: Urogenital
Inclusion in quiz mode: Excluded

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