There is a blood blister on the anus

The human anus is prone to many situations. If constipation lasts for a long time, it will cause the anus to sag, which is easy to be infected by bacteria. Some patients have blood blisters on the anus, which not only makes defecation difficult, but also is very harmful to the body. The reasons for this situation are also very complicated. So what is the reason for a blood blister on the anus?

First, a blood blister grew on the anus. What is the reason for the blood blister on the anus? Hemorrhoids. Internal hemorrhoid prolapse, annular mixed hemorrhoids, external hemorrhoid thrombosis, etc. often cause lumps outside the anus when defecating forcefully. Rectal prolapse. It refers to a disease in which the anal canal, rectal mucosa or rectum, and part of the sigmoid colon shift downward and protrude out of the anus, commonly known as rectal prolapse. The treatment of this disease is mainly to improve the weakness of Qi and blood, and eliminate the causes such as diarrhea, constipation, and long-term cough.

Second, rectal polyps. It is a common benign tumor of the rectum, which can be single or multiple. Most polyps are round or oval tumors with pedicles. They are prone to occur at the lower end of the rectum. They can protrude from the anus during defecation and retract after defecation. Adenomatous polyps are precancerous lesions that can turn into rectal cancer if treatment is delayed.

Rectal leiomyosarcoma. Rectal leiomyoma is formed by the proliferation of abnormal smooth muscle cells and is mostly located in the lower rectum. Its growth pattern is often to bulge into the rectal cavity. If not treated surgically in time, it may turn from a leiomyoma into a leiomyosarcoma, that is, from a benign tumor to a malignant one, causing the rectum to narrow and leading to constipation, anal distension, and bloody stools.

It is recommended that you go to the anorectal department of a regular hospital for a check-up first. Only after a clear examination can you receive symptomatic treatment. It is best not to use drugs indiscriminately on your own.

A blood blister grew on the anus. What is the reason for the blood blister on the anus? It may be an external hemorrhoid. External hemorrhoids are located below the dentate line and are lumps formed by varicose veins of the external hemorrhoidal plexus or inflammation, hypertrophy, connective tissue hyperplasia or thrombosis of the skin in the anal folds. The surface of external hemorrhoids is covered with skin, which makes them visible, but they cannot be inserted into the anus and are not easy to bleed. The main symptoms are pain and a foreign body sensation. 1. Once symptoms such as anal swelling and blood in the stool appear, you should immediately seek diagnosis and treatment from an experienced anorectal doctor. Don't lose sight of the big picture and delay the treatment. 2. Patients with hypertension, arteriosclerosis, cirrhosis of the liver, heart disease, abdominal tumors and other conditions that are likely to cause hemorrhoids should take effective measures to seek timely treatment to avoid further illness.