Biphasic sarcomatoid carcinoma of the prostate

Sarcomatoid carcinoma of the prostate Is a rare aggressive tumor, character ized by an intimate admixture of two malignant epithelial and sarcomatoid c omponents. We report the case of a prostate tumour reputed to have a poor o utcome. in a 59-year-old man. The radical prostatectomy specimen was comple tely involved. There were no signs of recurrence or metastasis after 15 mon ths of follow up The serum PSA values before and after chirurgical treatmen t were normal. The definition of this tumour as its histogenesis and progno sis is discussed.