患者男性 ,６４岁。因反复排尿困难伴夜尿增多１年余于１９９７年８月１９日以前列腺癌收住入院。患者无肾区酸痛 ,无发热及肉眼血尿。体检 :浅表淋巴结未及肿大 ,双肾未能触及、无叩痛。直肠指诊 :前列腺肿大 ,质硬如板状 ,固定 ,有触痛。前列腺腔内行Ｂ型超声检查示前列腺不 Patient male, 64 years old. Due to repeated dysuria with nocturia increased more than 1 year in August 19, 1997 to accept prostate cancer. No kidney area patients with pain, no fever and gross hematuria. Physical examination: superficial lymph nodes did not enlarge, the kidneys failed to touch, no percussion pain. Rectal examination: Prostate enlargement, hard as a plate, fixed, tenderness. Prostate cavity line B ultrasound showed prostate is not