腹泻是消化系统疾病中的一种常见症状,表现为指排便次数增多,粪便稀薄,排水样便甚至含有脓血,24小时排便量常超过300毫升。人们一般都认为腹泻不是病,只不过是因为着凉、饮食不洁或是其他不起眼的原因造成的,吃点止泻药就可以了。其实不然,腹泻不仅是肠道疾病特有的表现,还是一些重要脏器病变的信号。直肠癌一般癌肿发展后,中心部分溃破,继发感染,就会直接刺激直肠产生腹泻,总出现便 Diarrhea is a common symptom of digestive diseases, manifested as an increase in the number of defecations, thin stools, drainage and even contains sepsis, 24-hour defecation often more than 300 ml. People generally think that diarrhea is not a disease, but only because of cold, poor diet or other obscene reasons, eat antidiarrheal drugs on it. In actual fact, diarrhea is not only a manifestation of intestinal diseases, or some important organ lesions signal. Rectal cancer General cancer development, the central part of the ulceration, secondary infection, it will directly stimulate the rectum to produce diarrhea, the total appeared