血清ps A浓度受诸多因素影响，应用PS A定量分析进行诊断时应结合直肠指检和超声直肠检查。
Since the density of serum PSA is influenced by many factors, the diagnosis by PSA quantitative analysis should be combined with rectal touch and ultrasonic rectum examination.
结论术前应用放大肠镜或超声肠镜检查对早期结直肠癌诊断率高；
Conclusions The diagnostic accuracy of magnification and ultrasound colonoscope for early colorectal carcinoma is high.
结论经直肠超声引导下前列腺癌穿刺活检术是确诊前列腺癌的有效检查方法，值得临床推广应用。
Conclusion the transrectal ultrasound guided automatic biopsy technique of the prostatic cancer is the method to diagnose PCA, it would be used widely in clinical practice.
目的探讨端扫式直肠超声对高位直肠癌患者进行术前腔内检查（TRUS）的方法与临床价值。
Objective To probe the methods and clinical value of transrectal ultrasound (TRUS) with head scanning probe in detecting upper rectal carcinoma.
目的研究微超声探头(UMP)检查在结直肠癌t、N分期的准确率及结直肠癌术前分期中的诊断价值。
Objective To evaluate the diagnostic accuracy of ultrasound miniature probe (UMP) examination in tumor invasion (t staging) and local lymphatic node metastasis (n staging) for colorectal carcinoma.
目的研究微超声探头(UMP)检查在结直肠癌t、N分期的准确率及结直肠癌术前分期中的诊断价值。
Objective To evaluate the diagnostic accuracy of ultrasound miniature probe (UMP) examination in tumor invasion (t staging) and local lymphatic node metastasis (n staging) for colorectal carcinoma.
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