前列腺癌在美国已超过肺癌而占男性恶性肿瘤的第一位。该病在我国的确切发病率尚无统计,但在日常工作中越来越多见,因此正在引起临床医师的重视。开展穿刺活检诊断越来越普及,同时超声检查,使许多无症状者以及直肠指检无阳性发现者在超声下可有低回声区出现,使穿刺活检广泛开展起来。 Prostate cancer in the United States has exceeded lung cancer and the first male malignant tumors. The exact incidence of the disease in our country no statistics, but more and more in daily work, so it is attracting the attention of clinicians. Puncture biopsy diagnosis is becoming more and more common, while ultrasound, so that many asymptomatic non-positive and digital rectal examination discoverer may have hypoechoic areas appear to make the biopsy widely carried out.