Loading…
skip to main content
Logo

下消化道内窥镜检查(乙状结肠镜检查或结肠镜检查)

ID: ANCE00175chis
医学动画文字记录:下消化道内窥镜检查也称为结肠镜检查或乙状结肠镜检查,通过这项检查医生可以查看下消化道的黏膜内层。该检查用于对没有症状的个体进行筛查,或辅助诊断不明原因的腹痛、便血或排便习惯改变。它能够检测出炎症、感染、溃疡、憩室病、肠道狭窄、结直肠息肉、癌症或其他可能存在的问题。检查前,需要进行肠道准备。根据医生开给你的药物类型不同,你需要在检查前1~3天用药。你需要调整饮食并服用药物来清理肠道,为检查做准备。使用内窥镜进行检查,内窥镜是一根细长的软管,末端装有光源和微型摄像机。相机将图像传输到监测器。在乙状结肠镜检查中,内窥镜仅到达降结肠的顶部。在结肠镜检查中,内窥镜穿过整个结肠到达结肠与小肠交界的位置。内窥镜和空气可能会导致你感觉有痉挛或受压感,并且感觉需要排气,这些都是正常的。医生可能会要求你稍微改变体位,以更易于操纵内窥镜通过小肠弯曲。如果你感到疼痛,请立即告知医生。在某些情况下,医生可能会发现有必要进行活检。活检有助于区分良性和癌性组织,并有助于确定出血、炎症或腹泻的原因。即使不怀疑癌症,也经常进行活组织检查。如果发现一个或多个息肉,医生通常会进行息肉切除术将其切除。通常会使用勒除器切除息肉,然后烧灼它们的基部以控制出血。检查结束后,将从结肠中取出内窥镜。乙状结肠镜检查通常需要大约 20 分钟,而结肠镜检查可能需要 30 分钟到1个小时。

Nucleus Medical Media Disclaimer of Medical and Legal Liability

Nucleus Medical Media ("Nucleus") does not dispense medical or legal advice, and the text, illustrations, photographs, animations and other information ("Content") available on this web site is for general information purposes only. As with any medical or legal issue, it is up to you to consult a physician or attorney for professional advice. YOU SHOULD NOT DISREGARD PROFESSIONAL MEDICAL OR LEGAL ADVICE BASED ON CONTENT CONTAINED ON THIS WEB SITE, NOR SHOULD YOU RELY ON THE CONTENT ON THIS WEB SITE IN PLACE OF PROFESSIONAL MEDICAL OR LEGAL ADVICE.

NUCLEUS DISCLAIMS ALL RESPONSIBILITY AND LIABILITY FOR ANY COUNSEL, ADVICE, TREATMENT, DIAGNOSIS OR ANY MEDICAL, LEGAL OR OTHER INFORMATION, SERVICES OR PRODUCTS THAT YOU OBTAIN BASED ON VIEWING THE CONTENT OF THIS SITE. THE INFORMATION ON THIS WEB SITE SHOULD NOT BE CONSIDERED COMPLETE OR SUITABLE FOR ANY PURPOSE WHATSOEVER.

Mature Content Disclaimer: Certain Content on this web site contains graphic depictions or descriptions of medical information, which may be offensive to some viewers. Nucleus, its licensors, and its suppliers disclaim all responsibility for such materials.

close