Methods: To study the parameters of digital rectal examination, ultrasonography, cystoscopy and urodynamics among 60 patients with BPH before operation.

Within an intermediate range of PSA ( 4~ 10ng/ ml), biopsy could be decided by digital rectal examination and/ or transrectal ultrasonography.

如PSA在4～10ng／ml之间，可结合直肠指检或其他检查决定是否行穿刺活检。

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Paradoxical anal sphincteric contraction in digital rectal examination and paradoxical anal sphincteric pressure rising in ARM during straining might be valuable in judging the presence of outlet obstruction ( P0.001).

肛门直肠指检力排时肛门括约肌反向性收缩和ARM力排时肛门括约肌压力反相性升高对判断有无出口梗阻很有意义（P0.001）；

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Objective To evaluate the detection of prostate cancer in different prostate specific antigen ( PSA) level and the predict value of PSA, digital rectal examination ( DRE), transrectal ultrasound scan ( TRUS) and PSA density ( PSAD).

目的探讨不同血清前列腺特异抗原（PSA）水平前列腺癌检出情况以及直肠指诊（DRE）、经直肠超声检查（TRUS）、PSA密度（PSAD）等指标对筛查前列腺穿刺活检病例的意义。

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Methods 130 cases of prostatic cancer were diagnosed by digital rectal examination ( DRE), serum prostatic antigen ( PSA), transrectal echography of prostate ( TRUS), prostatic biopsy, CT, ECT, MR and cystoscopy.

方法1988～1998年收治130例前列腺癌病人，分别通过直肠指检（DRE）、前列腺抗原（PSA）、前列腺穿刺活检、B超、CT、ECT、MR、膀胱镜检查等明确诊断。

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Background The effect of screening with prostate-specific – antigen ( PSA) testing and digital rectal examination on the rate of death from prostate cancer is unknown.

前列腺特异抗原（PSA）筛查和直肠指检对于前列腺癌死亡率的影响尚无结论。

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Results The exact methods of early diagnosis were digital rectal examination ( DRE), prostatic specific antigen ( PSA), transrectal ultrasonography ( TRUS) and transrectal prostate aspiration biopsy, and the positive rate was 83%, 82%, 76%, and 73% respectively.

结果较准确的早期诊断方法为直肠指检（DRE）、血清前列腺特异抗原（PSA）、经直肠前列腺B超（TRUS）、经直肠前列腺活检，阳性率分别为83%、82%、76%、73%。

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Methods A total of 138 patients who presented prostatic problems ( BPH, prostate cancer and prostatitis) were studied prospectively, the effects of digital rectal examination ( DRE), the bladder catheterized, prostate biopsy and prostatectomy on serum PSA concentration were observed.

方法前瞻性随机分析138例前列腺病变患者，了解直肠指诊、留置尿管、前列腺穿刺活检和前列腺手术对血清PSA的影响以及影响程度。

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Methods: A total of 71 patients referred to prostate specific antigen ( PSA) greater and/ or abnormal digital rectal examination and/ or abnormal more flow signals underwent transrectal ultrasound guided systematic 10 cores prostate biopsy.

方法：对71例血清PSA升高和直肠指诊阳性、彩色多普勒出现局部血流增加异常者，行经直肠彩色多普勒超声引导10点前列腺穿刺活检术。

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Routine digital rectal examination ( DRE) is necessary and ultrasonography and CT scan are helpful to diagnosis.

常规直肠指检很必要，超声、CT有利于明确诊断。

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When old people have clinical symptoms, they should be carried out digital rectal examination 、 colonoscopy 、 CT and other effective methods, It is a key for the early diagnosis of colorectal cancer and reducing the misdiagnosis rate. 2.

结论1.老年人出现可疑的临床症状，应进行直肠指诊、肠镜、CT等有效的检查方法，是大肠癌早期诊断和减少误诊率的关键。

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DRE ( digital rectal examination) was normal in 173 cases and abnormal in 41 cases.

直肠指诊阴性173例，阳性者41例。

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Current methods of screening involve the measurement of serum prostate-specific antigen ( PSA) and digital rectal examination followed by biopsy.

现有筛查手段为联合血清前列腺特异性抗原（SA）定和直肠指检。

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The effects of digital rectal examination and urethral catheterization on the concentration of serum prostate specific antigen

直肠指检和导尿术对前列腺特异性抗原检测结果的影响

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Objectives To survey volume change of the prostate with digital rectal examination, and to assess a correlation of lower urinary tract symptoms ( LUTS) and volume of the prostate in adult male.

目的了解成年男性人群前列腺大小变化情况和前列腺大小变化与下尿路症状之间的关系。

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Everyone agrees that the proper evaluation of men with LUTS includes a PSA blood test and digital rectal examination as well as other studies.

大家都同意，在适当的评价男性下尿路症状包括变压吸附血液检查和直肠指诊以及其他研究。

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The effect of digital rectal examination on PSA and F-PSA levels

直肠指检对PSA、F-PSA影响的研究

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Objective To evaluate the significance of serum prostate specific antigen ( PSA), digital rectal examination ( DRE), transrectal ultrasound ( TRUS) and magnetic resonance imaging ( MRI) as guide to perform prostate needle biopsy.

目的评价血清前列腺特异性膜抗原（PSA）和各项物理检查对指导前列腺活检的意义。

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Case underwent digital rectal examination, CT and transrectal ultrasound.

1例作直肠指检、CT与超声检查。

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Methods In 173 patients with elevated serum PSA, positive digital rectal examination or abnormal transrectal ultrasonography, prostate biopsy was conducted and the role of PSAD in prostate biopsy was studied.

方法对173例血清PSA升高，有阳性直肠指诊或异常直肠B超发现者，进行了前列腺活检，对血清PSAD与前列腺活检的关系进行分析。

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The effect of digital rectal examination on PSA in benign and malignant prostatic diseases

直肠指检对前列腺良恶性疾病血清前列腺特异抗原的影响

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