Combined occurrence of prostate carcinoma and malacoplakia.

This is a case of a 56-year-old male patient suffering from a combination of prostate carcinoma and malacoplakia. A 56-year-old male patient was admitted in our Department because ischuria due to the enlargement of the prostate. Perineal needle biopsy was done resulting carcinoma of prostate. Radical prostatectomy was performed. Histology proved carcinoma and a great part of the enlarged prostate consisted of malacoplakia. Questions related to the morphology, tissue structure as well as diagnosis are briefly surveyed. This is the first report on the rarely occurring combination of prostate carcinoma and malacoplakia treated by radical retropubic prostatectomy.