家住皖北天长县农村的刘老太今年82岁,大约10个月前,时常在大便后发现便纸上粘有血迹,颜色好似猪肝。年龄大了,也不好意思和子女说,好在量不多,除了偶有小肚子隐痛和肛门坠胀外,倒也无大碍。最近,刘老太发现大便带血量多了,有时拉完大便刚提起裤子又想拉,总有拉不完的感觉(医学上称为里急后重感),就让儿子带她到当地村医和乡镇医 Liu Laotai, who lives in the rural area of ​​Tianchang County in northern Hebei Province, was 82 years old. About 10 months ago, he often noticed blood stains on the toilet paper after the stool. The color is similar to the liver. Being old, I am also embarrassed to say to my children that fortunately the amount is small, except that there are occasional small belly ache and anal bulge. Recently, Mrs. Liu found that the stool had more blood, and sometimes she had to lift her pants and tried to pull it. There was always a feeling that she couldn’t finish (it was medically known as a hurry) and let her son take her to the local village doctor. Township doctor