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| Rectal bleeding, caused by hemorrhoids [Go Back to Keywords List Page]  | Rectal bleeding, caused by hemorrhoids
Hemorrhoids (or piles) are swollen veins in the lower rectum
and anus, the opening at the end of the rectum through which
a bowel movement passes. Veins around the anus tend to
stretch under pressure. Hemorrhoids are one of the most
common problems of the lower digestive tract.
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