Hemorrhoids are abnormally swollen veins in the rectum and anus. They are similar to varicose veins you might see on a person's legs. When bulging hemorrhoid veins are irritated, they cause surrounding membranes to swell, burn or itch.
A hemorrhoid disorder or complaint occurs when blood clots form, impeding blood flow. There may be weeping, bleeding or itching around the anus.Sometimes piles can develop outside the anus and a patient may experience a sensation of not being able to com