Fig. 2From: Implication of cystic fluid cytology of renal cell carcinoma on surgical practicePreoperative contract CT scans of cystic renal tumor and gross picture of retrieved cystic renal cell carcinoma. A Bosniak IV renal cyst showing multi-septated cystic mass with enhancing nodular walls. B Bosniak IV renal cyst showing gross nodular lesion with multiple septationBack to article page