俗话说“写字不描,拉屎不瞧”,这是过去年岁大的人教育孩子的话。写字不描是为了练好书法,无可厚非。但“拉屎不瞧”,从医学角度讲,就不合适了。笔者遇到过一位直肠癌病人,他是自己发现这种严重疾病的。有一天他大便以后,偶然回过头来看了看自己刚才解出的粪便,只见在光滑平整 As the saying goes “no words to write, shit do not look at”, this is the past year old people educate their children. Writing is not described in order to practice calligraphy, understandable. However, “shit do not look at”, from a medical point of view, it is not appropriate. I met a patient with rectal cancer, he found himself this serious disease. One day after his stool, he casually looked back at the excrement that he had just solved and saw that he was smooth and flat