Represents a form of high grade transformation not a distinct subtype of renal cell carcinoma.
Sarcomatoid renal cell carcinoma ihc.
Sarcomatoid renal cell carcinoma srcc is currently defined in the 2004 world health organization who classification of renal tumors as any.
The positive expressions of the immune markers caix and cd10 may play important roles in the transformation from renal cell carcinoma to sarcomatoid component.
Sarcomatoid renal cell carcinoma 6 3 were identified from a review of 363 renal cell carcinomas.
The presence of sarcomatoid differentiation in renal cell carcinoma indicates highly aggressive behavior and poor prognosis.
May occur in any of the standard subtypes of renal cell carcinoma.
Blocks were available for immunohistochemical analysis in 18 cases.
Sarcomatoid renal cell carcinoma srcc is an aggressive high grade histologic variant of renal cell carcinoma with propensity for metastasis and poor prognosis.
Clear cell areas are golden in color due to cellular lipid accumulation while sarcomatoid foci are.
Renal cell carcinoma of any type exhibiting at least focal sarcomatoid spindle cell differentiation.
The epithelial and sarcomatoid portions were studied with a panel of antibodies directed against cytokeratin ae1 ae3 cam 5 2 and 34 beta e12.