Objective To discuss the features of cystic renal cellcarcinoma(CRCC),and to evaluate its clinical value. Methods This study included sixteen patients’s CT imaging features,who were proved pathological y to be CRCC after nephrectomy. Results Al cases were single,The tumor was located in left kidney in 13cases and right kidney in 3 cases;The cystic carcinoma showed multiple cystic cavities in 11 cases with irregular thickening septum,and single cystic cavity in 5 cases;Uneven density in the cavity in 15cases;unevencysticwal and mural nodule were found in10 cases;The solid part of the tumor in al the 10 cases was enhanced mode rately or strongly . Various degrees of cystic wal and/or septum and mural nodule enhanement were detected after intravenous administration 0f contrast material. Calcification were found in 2 cases. Conclusion Cystic renal carcinoma has certainCT characteristics,performance for the cystic lesion with unevencysticwal and /or irregular thickening septum、mural nodule and Calcification.CT can play an important role in diagnosis.
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