Atypical renal cyst
Case contributed by:
Dr Roberto Schubert
Presentation:
Complex left renal cyst on ultrasound.
Patient Data:
Age: 70
Gender: Female
Race: Caucasian
From the case:
Atypical renal cyst
Modality:
CT
Left renal cyst with peripheral calcifications and a small enhancing laterocaudal mural nodule. Large simple lower pole cyst on the right.
Case Discussion:
Renal cysts with enhancing portions, however small, must be considered malignant until proven otherwise.
Related articles: Bosniak renal cyst classification.

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