How is unprovoked hematochezia to return a responsibility?

summary

How is hematochezia caused, what reason is there? Hematochezia blood from the anus, stool color is bright red, dark red or tar like (black stool), are called hematochezia. Bloody stool is just a symptom, not a disease. Let's take a look at the following.

How is unprovoked hematochezia to return a responsibility?

First: diseases of the digestive tract itself, such as esophageal / gastric variceal bleeding, gastric and intestinal ulcers and inflammation, parasitic infections, tumors (including polyps and cancer), hemorrhoids, intussusception, anal fissure, dry stool and abrasion, etc.

Second: Children's bloody stool, mostly caused by intestinal polyps, blood red, painless, blood and stool do not mix; It can also be seen in bacillary dysentery, intussusception, blood system diseases, etc. Adult hematochezia, mostly caused by hemorrhoids, anal fistula, anal fissure, intestinal polyps, colon cancer, inflammatory bowel disease.

Third: diseases of other systems other than the digestive tract, such as blood diseases, acute infectious diseases, vitamin deficiency, poisoning or drug toxicity.

matters needing attention

Anal fissure, bloody stool. At the same time of hematochezia, there are also symptoms of pain after defecation. Adult anal fissure is mostly caused by long-term constipation. Most of the patients are bleeding during defecation, most of them are blood, the amount of bleeding is not much, sometimes they will find that the toilet paper is stained with blood, and then the blood adheres to the surface of feces. This is mainly because the stool abrade ulcer surface caused by small blood vessels.