Presentation
Palpable mass in the left middle abdomen. Allergy to iodinated contrast.
Patient Data
Age: 55 years
Gender: Female
From the case:
Multilocular cystic nephroma
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Large multilocular cystic mass of the left kidney with fluid-equivalent and atypical cysts, no intracystic enhancement.
Case Discussion
Histopathology report: multiple, partly hyalinised connective tissue septae with round cell infiltration and pigmented foam cell aggregates. Predominantly one-layered, eosinophilic epithelial cystic wall. Intracystic eosinophilic secretion. Solitary cholesterol granulomas and focal calcifications. No signs of malignancy.
Cystic nephroma with focal regressive changes.
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