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()(せい)(はな)需要(じゅよう)定期(ていき)(さく)(ちょう)(かがみ)(けんuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuu)

中文(简体) Public

<p style="text-align: justify;">結直腸癌是世界第二大癌癥死因,同時也是最容易預防和控制的疾病之一。一般人一生中發生結直腸癌的可能性為6%。每年診斷的癌癥中有14%發生在結腸或直腸。</p>
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<p style="text-align: justify;">結直腸癌可發生在各個年齡段,但90%都是40歲以上的患者。年齡越大患癌風險越大,多數患者在五六十歲時被診斷患有此病。其高危因素包括乳腺、子宮或卵巢癌病史,炎癥性腸疾病(潰瘍性或克隆性結腸炎),有結直腸息肉或癌癥傢族史。</p>
<p style="text-align: justify;">大多數結直腸癌是由腸內的單個細胞或一組細胞發展來的。這些細胞開始分化並長成非癌癥(良性)贅生物,稱息肉。當這些息肉變大時,就可能變為癌癥,浸潤腸壁或轉移到身體其他部位。</p>
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<p style="text-align: justify;">許多結直腸息肉和腫瘤在變得相當大之前沒有癥狀,在腫瘤還不大或活動度小時發現它是很重要的。因此,對沒有癥狀的人群進行篩查,就可以提早發現這些贅生物或息肉。</p>
<p style="text-align: justify;">即使您沒有危險因素存在,也應該從40歲開始每年進行肛門指診和大便潛血檢查。50歲開始應進行乙狀結腸鏡檢查低位的腸道。如果體檢正常,需每五年重復做一次。一般有危險因素的人應每5到10年用鋇劑灌腸檢查一次,或10年用結腸鏡檢查一次。</p>
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<p style="text-align: center;">圖片來自網絡:肛門指診</p>
<p style="text-align: justify;">結直腸癌高危人群,應做整個結腸和直腸的檢查。結腸鏡檢查是最好的方法,但有時用鋇劑灌腸加上可彎曲的乙狀結腸鏡就夠瞭。一般來說,需要每5年復查一次。第一次檢查的時間要根據危險因素來定。如果傢族中有一個以上50歲之前的結直腸癌患者,就應該在40歲開始篩查。如果父母雙方有一個有傢族性多發性息肉,就應該在12~14歲開始篩查。</p>
<p style="text-align: justify;">有結直腸癌或息肉傢族史,或有結直腸癌或腺瘤樣息肉個人史的,應該做結腸鏡檢查。任何息肉都應該切除,並每1到3年復查。如果檢查正常,應3到5年做一次結腸鏡檢查。有乳腺、卵巢或子宮癌的女性,應該在40歲開始每3到5年做一次結腸鏡檢查。</p>
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<p>來源: Spanal 醫學</p> 本文章頁面由<a href="http://www.dozo8.com.tw/gallery-134-grid.html">new balance情侣鞋</a>推薦(<a href="http://www.dozo8.com.tw/gallery-134-grid.html">http://www.dozo8.com.tw/gallery-134-grid.html</a>;)


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羅成華:需要定期做腸鏡檢查的人群有哪些?
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