[Prostate carcinosarcoma.].

Objective: To report a new case of prostatic carcinosarcoma, an uncommon and locally and distance aggressive tumor.

Method: We analyzed one case diagnosed in our Center, from clinical and pathological diagnosis to death, describing the treatments received.

Result: Patient presented a huge pelvic mass and a pulmonary metastasis that was treated with cystoprostatectomy and bilateral cutaneous ureterostomy with the diagnosis of carcinosarcoma of the prostate.

[Emphysematous cystitis: Report of 2 cases with different outcomes].

Objective: To report two cases of emphysematous cystitis, a rare, potentially serious disease.

Methods: Analysis of two different cases treated in our center and review of the existing literature.

Results: One patient underwent emergency surgery (radical cystectomy) due to the advanced stage of the disease.