A thrombosed external hemorrhoid is where an external hemorrhoid develops a blood clot within itself. This clot then restricts free blood flow from both the external hemorrhoid itself and from the surrounding tissues.
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Hemorrhoids are caused when the veins around the rectum and anus become swollen and inflamed. Hemorrhoids can occur internally or externally. External hemorrhoids tend to be more irritating and painful especially if the hemorrhoid becomes thrombosed. Thrombosed external hemorrhoids occur when blood clots form in the small vein located within the anal skin. Click here […]