一天3次和三天1次大便，哪个是肠癌？提醒：4个症状才是癌症警报
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">今年51岁的<span style="color: black;">刘先生</span>，近几个月排便<span style="color: black;">状况</span>变得<span style="color: black;">尤其</span>不对劲，经常腹泻、腹痛，一天要跑好几趟厕所，还时不时会便血，每次排完便后总觉得没排干净。</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">他<span style="color: black;">始终</span><span style="color: black;">亦</span>没太当回事，认为自己只是得了痔疮，但时间一天天过去，刘先生的排便<span style="color: black;">反常</span>越来越严重，人<span style="color: black;">亦</span>一下子瘦了十几斤。</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">妻子见状，觉得他的<span style="color: black;">状况</span>不对，劝他去医院做了肠镜，这一查竟被查出肠癌，且病程<span style="color: black;">已然</span>发展到了晚期，他身上的排便<span style="color: black;">反常</span>，正是<span style="color: black;">由于</span>肠癌<span style="color: black;">导致</span>。</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><img src="//q9.itc.cn/images01/20240314/858dac81ae03428dba1fe4151942fb04.jpeg" style="width: 50%; margin-bottom: 20px;"></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">1、</span>大便带血到底和<span style="color: black;">那些</span><span style="color: black;">疾患</span><span style="color: black;">相关</span>？</strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">便血在临床上<span style="color: black;">非常</span><span style="color: black;">平常</span>，<span style="color: black;">通常</span><span style="color: black;">指的是</span><strong style="color: blue;">血性粪便或排出来的大便带血</strong>，<span style="color: black;">亦</span>有可能是肉眼看不见但<span style="color: black;">经过</span><span style="color: black;">检测</span>大便样本时<span style="color: black;">发掘</span>有<strong style="color: blue;">隐血</strong>。<span style="color: black;">显现</span>便血的时候，有的人会吓一跳，觉得自己可能是得了肠癌，但<span style="color: black;">亦</span>有人不以为然，觉得只是痔疮所致，那大便带血到底和<span style="color: black;">那些</span><span style="color: black;">疾患</span><span style="color: black;">相关</span>呢？</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">按照</span>部位不同，<span style="color: black;">导致</span>便血的<span style="color: black;">疾患</span><span style="color: black;">能够</span>分为以下四类<span style="color: black;">疾患</span>：</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;">1、肛周<span style="color: black;">疾患</span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;">肛裂、痔疮</strong>等肛周<span style="color: black;">疾患</span>是<span style="color: black;">引起</span>便血较为<span style="color: black;">平常</span>的<span style="color: black;">原由</span>，这些<span style="color: black;">疾患</span><span style="color: black;">导致</span>的便血<span style="color: black;">通常</span>会在便后<span style="color: black;">显现</span>，为点滴、喷射状，<strong style="color: blue;">颜色较为鲜红，不与粪便混合在<span style="color: black;">一块</span></strong>。<span style="color: black;">倘若</span>是肛裂<span style="color: black;">导致</span>的话，还会有<span style="color: black;">显著</span>的肛门<span style="color: black;">病痛</span>症状。</p><img src="//q3.itc.cn/images01/20240314/de1bf80c5f464ff08bf2a5b1ac3d0336.jpeg" style="width: 50%; margin-bottom: 20px;">
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;">2、直肠<span style="color: black;">疾患</span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;">肠息肉、肠癌</strong>等肠道<span style="color: black;">疾患</span><span style="color: black;">亦</span>会<span style="color: black;">导致</span>便血症状<span style="color: black;">显现</span>，<span style="color: black;">倘若</span>息肉距离肛门很近的话，在排便时还可能脱出体外。直肠<span style="color: black;">疾患</span><span style="color: black;">导致</span>的便血<span style="color: black;">通常</span>会<strong style="color: blue;">混合在血液内部</strong>，还伴有排便<span style="color: black;">反常</span>的表现。</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;">3、结肠<span style="color: black;">疾患</span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;">结肠息肉、结肠癌、溃疡性结肠炎</strong>等<span style="color: black;">疾患</span><span style="color: black;">亦</span>会<span style="color: black;">导致</span>便血症状<span style="color: black;">显现</span>，<span style="color: black;">通常</span>会<span style="color: black;">显现</span>粘液、脓血便，且<strong style="color: blue;">身体伴有发热、里急后重以及腹痛</strong>等症状。</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;">4、上消化道<span style="color: black;">疾患</span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">流血</span>量多的时候，<span style="color: black;">通常</span>会在排黑便的<span style="color: black;">同期</span>呕血，<span style="color: black;">海量</span>快速<span style="color: black;">流血</span>时还可能有暗红色的血便。<span style="color: black;">平常</span>的上消化道<span style="color: black;">疾患</span>有<strong style="color: blue;">胃、十二指肠、食管</strong>等部位<span style="color: black;">流血</span>以及消化性溃疡、急性胃粘膜损害等，<span style="color: black;">亦</span>可能是胃癌、食管癌等癌症<span style="color: black;">导致</span>。</p><img src="//q8.itc.cn/images01/20240314/77a3ef0fb91e42b4a5152276b3591e9b.png" style="width: 50%; margin-bottom: 20px;">
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">另一</span>，像阿<strong style="color: blue;">米巴痢疾、痢疾、缺血性溃疡</strong><span style="color: black;">亦</span>可能会<span style="color: black;">显现</span>便血的<span style="color: black;">状况</span>，其中，阿米巴痢疾的大便颜色多表现为暗红色，大便形状多为黏液样果冻；缺血性溃疡多<span style="color: black;">出现</span>在老年人身上，大便颜色<span style="color: black;">一样</span><span style="color: black;">亦</span>是暗红色，但<span style="color: black;">病人</span>多伴有<span style="color: black;">头昏</span>、腹痛等症状。</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">2、</span>上厕所时的4个表现，可能是肠癌的前兆</strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">有的人两三天才排一次便，<span style="color: black;">亦</span>有的人一天排两三次便，<span style="color: black;">到底</span>哪一种<span style="color: black;">状况</span>的肠道更健康？</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;">中日友好医院肛肠科<span style="color: black;">专家</span>医师郑丽华<span style="color: black;">暗示</span></strong>，每日排便1~2次是比较理想的状态，<span style="color: black;">通常</span>认为每日排便不超过3次都是正常的。但次数不是衡量的<span style="color: black;">独一</span>指标，<strong style="color: blue;">粪便的性状、颜色以及<span style="color: black;">自己</span>感受</strong><span style="color: black;">亦</span>很<span style="color: black;">要紧</span>。</p><img src="//q0.itc.cn/images01/20240314/3f95064ce10e46b18984b4b2ac5156a9.png" style="width: 50%; margin-bottom: 20px;">
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">当大便<span style="color: black;">显现</span>以下4种<span style="color: black;">反常</span>表现时，要<span style="color: black;">警觉</span>是肠癌的到来。</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;">排便习惯改变</strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">如本身每日排便一次的人群，<span style="color: black;">忽然</span>排便次数<span style="color: black;">增多</span>到一天多次，或是一向<span style="color: black;">不方便</span>秘的人群，<span style="color: black;">忽然</span>频繁便秘，则要<span style="color: black;">警觉</span>是肠道内<span style="color: black;">显现</span><span style="color: black;">反常</span>占位或是肠粘膜<span style="color: black;">显现</span>问题<span style="color: black;">导致</span>。</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;">粪便<span style="color: black;">忽然</span>变细</strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">肠道内的肿块会随着时间的发展越变越大，粪便在<span style="color: black;">经过</span>时会受到压缩，<span style="color: black;">从而</span>让粪便变细，<span style="color: black;">倘若</span><span style="color: black;">连续</span>有这种症状的话，<span style="color: black;">必定</span>要<span style="color: black;">即时</span><span style="color: black;">看病</span>。</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;">伴有少量<span style="color: black;">流血</span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">便血<span style="color: black;">亦</span>是肠癌较为典型的症状，<span style="color: black;">通常</span>便血的量不会太多、颜色为暗红色，会与粪便<span style="color: black;">同期</span><span style="color: black;">显现</span>或在便后<span style="color: black;">显现</span>，<strong style="color: blue;"><span style="color: black;">同期</span>伴有粘液。</strong></p><img src="//q3.itc.cn/images01/20240314/caa48f0e826e4efb8af3bf16c7b91a54.png" style="width: 50%; margin-bottom: 20px;">
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;">排便里急后重</strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">肠癌还会<span style="color: black;">导致</span><span style="color: black;">反常</span>的里急后重症状<span style="color: black;">显现</span>，<span style="color: black;">显著</span>感觉肠道不舒服，去排便却又拉不出来、感觉下身坠胀。</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;">河南省肿瘤医院普外科<span style="color: black;">专家</span>医师张斌</strong>提醒，肠癌<span style="color: black;">初期</span><span style="color: black;">通常</span><span style="color: black;">无</span><span style="color: black;">显著</span>症状，等到症状<span style="color: black;">显著</span>时<span style="color: black;">常常</span><span style="color: black;">已然</span>是中晚期了，<strong style="color: blue;"><span style="color: black;">大概</span>8成的<span style="color: black;">病人</span>确诊时即是中晚期。</strong>要<span style="color: black;">晓得</span>，<span style="color: black;">初期</span>肠癌<span style="color: black;">经过</span>治疗5年<span style="color: black;">存活</span>率<span style="color: black;">达到</span>到90.9%、晚期的仅有15.6%。<span style="color: black;">意见</span><strong style="color: blue;">年龄超过40岁或是身体有排便<span style="color: black;">反常</span>症状</strong>的人群，尽早进行<strong style="color: blue;">肠镜</strong><span style="color: black;">检测</span>。</p><img src="//q6.itc.cn/images01/20240314/fa6b21f7e8374ae7bcb521a4beeb3441.jpeg" style="width: 50%; margin-bottom: 20px;">
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">3、</span>50岁以后是肠癌高发期，4种<span style="color: black;">食品</span>要少吃</strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">按照</span>国家癌症中心<span style="color: black;">颁布</span>的最新中国肿瘤<span style="color: black;">疾患</span>数据<span style="color: black;">表示</span>，2022年，我国新发癌症人数为482.47人，其中结直肠癌的发病人数为51.71万人，在所有恶性肿瘤中排行第二位（仅次于肺癌）。而从年龄分布上来看，<strong style="color: blue;">结直肠癌在超过50岁的人群<span style="color: black;">其中</span>快速增长，65岁后达到峰值。</strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;">江苏省中西医结合医院肛肠科副<span style="color: black;">专家</span>中医师葛永盛</strong><span style="color: black;">暗示</span>，肠癌的发病率越来越高，与现代人的<span style="color: black;">膳食</span>习惯有着<span style="color: black;">极重</span>的关系，<span style="color: black;">想要</span>降低结直肠癌的<span style="color: black;">危害</span>，<span style="color: black;">膳食</span>上<span style="color: black;">必定</span>要多加<span style="color: black;">重视</span>。</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">因此呢</span>，不想被肠癌<span style="color: black;">傍身</span>，4种<span style="color: black;">食品</span><span style="color: black;">必定</span>要少吃。</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;">1、红肉</strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">猪牛羊肉等<span style="color: black;">咱们</span><span style="color: black;">平常</span><span style="color: black;">平常</span>的肉类均属于红肉，这些肉类内有<span style="color: black;">海量</span>的胆固醇和饱和脂肪酸，过量摄入会增加肠息肉的<span style="color: black;">出现</span><span style="color: black;">危害</span>。且肉内的铁质会在肠道内转换成致癌物，<span style="color: black;">增多</span>癌症的<span style="color: black;">出现</span><span style="color: black;">危害</span>。</p><img src="//q1.itc.cn/images01/20240314/b9432342a4d74fd1a7b54214dea0726c.jpeg" style="width: 50%; margin-bottom: 20px;">
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;">2、加工肉</strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">培根、热狗、火腿等均属于加工肉的范畴，这些<span style="color: black;">食品</span>内有<span style="color: black;">海量</span>的硝酸盐、亚硝酸盐等化学<span style="color: black;">成份</span>，进入<span style="color: black;">身体</span>后会转换成致癌物，<span style="color: black;">增多</span>肠息肉、肠癌的<span style="color: black;">出现</span><span style="color: black;">危害</span>。</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;">3、高脂肪<span style="color: black;">食品</span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">甜品、快餐等<span style="color: black;">食品</span>等内的脂肪含量都很高，这些<span style="color: black;">食品</span>内的脂肪多为饱和脂肪，会刺激肠道内壁细胞增殖，诱发息肉生成，<span style="color: black;">增多</span>癌变的<span style="color: black;">危害</span>。</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;">4、油炸<span style="color: black;">食品</span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">油炸<span style="color: black;">食品</span>有较高的热量，食用后会<span style="color: black;">引起</span>身体热量摄入过剩，<span style="color: black;">引起</span>身体<span style="color: black;">肥壮</span>，而<span style="color: black;">肥壮</span>人群<span style="color: black;">病患</span>肠息肉、肠癌的<span style="color: black;">危害</span>都会<span style="color: black;">增多</span>。且油炸<span style="color: black;">食品</span>内还有苯并芘等致癌物，<span style="color: black;">亦</span>会<span style="color: black;">增多</span>癌症的<span style="color: black;">危害</span>。</p><img src="//q5.itc.cn/images01/20240314/a403a0d9a474452fb79a438821e96ea8.jpeg" style="width: 50%; margin-bottom: 20px;">
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">排便<span style="color: black;">反常</span>是<span style="color: black;">非常多</span><span style="color: black;">疾患</span>的征兆，对此<span style="color: black;">必定</span><span style="color: black;">不可</span>轻视，一旦<span style="color: black;">发掘</span>就要<span style="color: black;">即时</span><span style="color: black;">看病</span>，以免延误最佳的治疗<span style="color: black;">机会</span>。</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">参考资料：</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"> 《【科普】大便带血易被<span style="color: black;">忽略</span>》.青海大学<span style="color: black;">附庸</span>医院 2022-10-13</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"> 《<span style="color: black;">为何</span>有的人总长肠道息肉？消化<span style="color: black;">大夫</span>：这三种<span style="color: black;">食品</span>要少吃！》.慢性病防控与健康 2023-11-02</p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"> 《大便<span style="color: black;">流血</span><span style="color: black;">便是</span>痔疮？最新<span style="color: black;">科研</span>：5个<span style="color: black;">流血</span>，就有一个是肠癌》.梅斯消化新前沿 2023-02-06</p>
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