大便流血去医院，竟查出直肠癌，肠癌会有什么症状？
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">本文转载自悟空问答</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">“大便<span style="color: black;">流血</span>竟查出肠癌”的<span style="color: black;">原由</span>如下：</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;"><strong style="color: blue;"><span style="color: black;">首要</span>，便血是临床<span style="color: black;">平常</span>的症状，<span style="color: black;">同期</span>是下消化道<span style="color: black;">流血</span>的<span style="color: black;">重点</span>表现方式</strong></span><span style="color: black;">，<span style="color: black;">通常</span><span style="color: black;">包含</span>解鲜红血便、果酱色便、咖啡样便及脓血便，不同年龄段病人<span style="color: black;">平常</span><span style="color: black;">流血</span><span style="color: black;">原由</span>有所差别。<span style="color: black;">导致</span>便血的<span style="color: black;">疾患</span>大概<span style="color: black;">包含</span>大肠癌、结肠息肉、缺血性结肠炎、溃疡性结肠炎、感染性结肠炎、结肠憩室、肛门<span style="color: black;">疾患</span>（痔疮、肛裂、肛乳头肥大）等，而</span><span style="color: black;"><strong style="color: blue;">我国下消化道<span style="color: black;">流血</span>最<span style="color: black;">平常</span>的病因是肿瘤——大肠癌。</strong></span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;"><strong style="color: blue;">其次，人们对便血的认识存在两大误区：病急乱投医、小症状<span style="color: black;">欠妥</span>回事</strong></span><span style="color: black;"><strong style="color: blue;">。</strong>人们<span style="color: black;">显现</span>便血时，<span style="color: black;">通常</span><span style="color: black;">经过</span>上网寻找“良医”<span style="color: black;">自动</span>处理；<span style="color: black;">另一</span>，便血分为<span style="color: black;">没</span>痛性便血与<span style="color: black;">病痛</span>性便血；<span style="color: black;">所说</span>“针不到肉不知痛”，<span style="color: black;">通常</span><span style="color: black;">没</span>痛性便血常常因<span style="color: black;">没</span><span style="color: black;">病痛</span>感而被人<span style="color: black;">忽略</span>，而<span style="color: black;">没</span>痛性便血恰恰与肠癌密切<span style="color: black;">关联</span>。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;"><span style="color: black;">因此呢</span><span style="color: black;">平常</span>生活中，遇到便血<span style="color: black;">必须</span>尽早地就诊并确定病因，以最小的代价达到最好的治疗效果。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;"><strong style="color: blue;"><span style="color: black;">那样</span>肠癌的<span style="color: black;">平常</span>症状是什么呢？</strong></span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">1）</span><span style="color: black;"> <strong style="color: blue;">排便习惯改变</strong></span><span style="color: black;">：大便次数随着肿瘤增大而<span style="color: black;">增加</span>，伴有</span><span style="color: black;"><strong style="color: blue;">腹泻、便秘、排便困难</strong></span><span style="color: black;">等<span style="color: black;">状况</span>。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">2）</span><span style="color: black;"> <strong style="color: blue;">大便形状改变</strong></span><span style="color: black;">：<span style="color: black;">通常</span><span style="color: black;">状况</span>下，<span style="color: black;">初期</span>肠癌大便形状是<span style="color: black;">没</span><span style="color: black;">显著</span>改变的，随着肿瘤的增长而<span style="color: black;">显现</span></span><span style="color: black;"><strong style="color: blue;">不成形</strong></span><span style="color: black;">、大便形状</span><span style="color: black;"><strong style="color: blue;">变细变扁</strong></span><span style="color: black;">，时而伴有</span><span style="color: black;"><strong style="color: blue;">血便</strong></span><span style="color: black;">等。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">3）</span><span style="color: black;"><strong style="color: blue;">腹痛</strong></span><span style="color: black;">：<span style="color: black;">初期</span>腹痛极为少见，偶尔<span style="color: black;">显现</span></span><span style="color: black;"><strong style="color: blue;">腹痛</strong></span><span style="color: black;">，<span style="color: black;">都数</span>为便前隐痛，便后缓解。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">4） </span><span style="color: black;"><strong style="color: blue;">腹部肿块</strong></span><span style="color: black;">：肿瘤增长到<span style="color: black;">必定</span>程度会<span style="color: black;">显现</span></span><span style="color: black;"><strong style="color: blue;">腹部肿块</strong></span><span style="color: black;">。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">5）</span><span style="color: black;"><strong style="color: blue;">肠梗阻</strong></span><span style="color: black;">：肿瘤在肠道内环腔生长，阻塞肠腔<span style="color: black;">导致</span>。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;"><strong style="color: blue;"><span style="color: black;">纵观<span style="color: black;">以上</span>，<span style="color: black;">因为</span><span style="color: black;">初期</span>肠癌是<span style="color: black;">无</span>特异性症状的，<span style="color: black;">因此呢</span>肠癌的高危人群<span style="color: black;">必要</span>尽早地进行结肠镜的<span style="color: black;">检测</span>。</span></strong></span></p>
你的言辞如同繁星闪烁，点亮了我心中的夜空。 楼主的文章非常有意义，提升了我的知识水平。 你的话语如春风拂面，温暖了我的心房，真的很感谢。
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