前立腺粘液癌の1例

Mucinous Carcinoma of the Prostate:A Case Report

　症例は69歳，男性。排尿困難を主訴に当科を受診した。触診にて前立腺は肥大症様，PSAは正常範囲内であった。尿閉となりTUR-Pを施行，その病理は粘液産生を伴う高分化腺癌であった。画像診断上，stage A2であり，前立腺全摘術を勧めたが，患者の同意が得られなかった。75歳時，尿路感染に起因する敗血症により死亡した。剖検にて，膀胱・直腸へ浸潤する前立腺粘液癌とその肝・骨転移を認めた。

A 68-year-old man visite our hospital complaining ofdysuria. Physical findings were similar to those of benignprostate hypertrophy. The serum prostate-specific antigenlevel was normal. Transurethral resection was performe because of urinary retention and the pathologica1 examina-tion revealed mucinous adenocarcinoma. Imaging studyconfirme the diagnosis stage A2, but he refused totalprostatectomy. The patient died of Sepsis due to Urinarytract infection when he was 75 years old. Autopsy revealedmucinous adenocarcinoma of the prostate with invasion tothe bladder an rectum, and with liver and bone metastases.