What's with the blood on the paper?

Blood on the paper may be caused by internal hemorrhoids, rectal polyps, ulcerative colitis and other reasons, details are as follows:

1,

internal hemorrhoids patients in forced defecation, blood vessels and varicose veins under the mucosa, friction during defecation, easy to occur with blood in the stool, but internal hemorrhoids are located in the anus, so there may be no blood on the paper.

2, rectal polyps patients

with rectal polyps, it is rectal mucosa surface has raised lesions, after improper defecation will appear stool with blood symptoms.

3, ulcerative colitis patients

, intestinal ulcer surface, tissue becomes brittle, stool stimulation, easy to occur with blood phenomenon.