Hemorrhoidectomy

[contentuser]

Overview

Hemorrhoids are enlarged or dilated veins located in and around the rectum and anus. There are two types: external and internal. External hemorrhoids occur below the anal sphincter and protrude at the anus. Thrombosed hemorrhoids contain clotted blood and can cause pain. Thrombosis usually occurs in external hemorrhoids but does occur in both types. Thrombosed external hemorrhoids can be incised and the clot evacuated.

Internal hemorrhoids occur above the anal sphincter and are...Read the full article