首发症状-----首发症状；直肠指检；直肠癌早期诊断 关键词】 首发症状；直肠指检；直肠癌早期诊断 [gap=743]Key words】 early symptoms；digital rectal examination；early diagnosis
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目的探讨不同年龄结直肠癌患者临床及内镜特点，以提高结直肠癌早期诊断率。
Objective to discuss the colorectal cancer of patient at different age groups in clinical and endoscopy characteristic, in order to raise colorectal cancer early diagnosis rate.
结论：直肠指检和直肠镜检简便、易行、安全，是诊断早期直肠癌的一项最重要的方法。
Conclusions: rectal palpation and proctoscopy is simple, feasible and safe, it is most important way to diagnosis early rectal carcinoma.
目的探讨早期结直肠癌的诊断方法及微创治疗的可行性。
Objective To explore the diagnostic methods of early colorectal carcinoma and the feasibility of minimally invasive treatment.
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