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）
xibanya《shijiebao》wangzhanguanzhudao，xijinpingzhuxiyuzeliansijizongtongjinxingdianhuajiaotanqian，“zhongguolingdaorenyijingtongsuoyouyuzhechangchongtuxiangguandezhuyaocanyuzhejiaohuanleyijian”。西(xi)班(ban)牙(ya)《(《)世(shi)界(jie)报(bao)》(》)网(wang)站(zhan)关(guan)注(zhu)到(dao)，(，)习(xi)近(jin)平(ping)主(zhu)席(xi)与(yu)泽(ze)连(lian)斯(si)基(ji)总(zong)统(tong)进(jin)行(xing)电(dian)话(hua)交(jiao)谈(tan)前(qian)，(，)“(“)中(zhong)国(guo)领(ling)导(dao)人(ren)已(yi)经(jing)同(tong)所(suo)有(you)与(yu)这(zhe)场(chang)冲(chong)突(tu)相(xiang)关(guan)的(de)主(zhu)要(yao)参(can)与(yu)者(zhe)交(jiao)换(huan)了(le)意(yi)见(jian)”(”)。(。)
