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kangyu|中新健康|便血别误当痔疮,警惕结直肠癌早期信号
2026-07-29 17:16:11来源:新华社编辑:浦海蕊

  结直肠癌早期症状易混淆:便血呈暗红粘液便,不同于痔疮鲜血;排便习惯改变,腹泻便秘交替;大便变细或有凹槽,伴腹部包块、消瘦。预防需少食红肉、加工腌制食品,多吃果蔬;40岁以上有息肉或肠癌家族史者,应定期肠镜筛查,切除癌前病变。(赵方园 张静 陈庆洋 张嘉怡)

jiangaotiedeqianyuetouyueduo,tongcheriqiqueyiyanzaiyan。yuanding2005niankaitongdetaiwangaotie,lijingliangciyanqihoucaiyu2007nianchushiyunying,jieguohaipiloubuduan、xianxianghuansheng,baoshougejiezhiyi。建(jian)高(gao)铁(tie)的(de)钱(qian)越(yue)投(tou)越(yue)多(duo),(,)通(tong)车(che)日(ri)期(qi)却(que)一(yi)延(yan)再(zai)延(yan)。(。)原(yuan)定(ding)2(2)005(5)年(nian)开(kai)通(tong)的(de)台(tai)湾(wan)高(gao)铁(tie),(,)历(li)经(jing)两(liang)次(ci)延(yan)期(qi)后(hou)才(cai)于(yu)2(2)007(7)年(nian)初(chu)试(shi)运(yun)营(ying),(,)结(jie)果(guo)还(hai)纰(pi)漏(lou)不(bu)断(duan)、(、)险(xian)象(xiang)环(huan)生(sheng),(,)饱(bao)受(shou)各(ge)界(jie)质(zhi)疑(yi)。(。)

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