Hemorrhoids, also referred to as stacks, are protrusions of varicose veins and connective tissue around the canal extending to inside the rectum. Signs are itching, discomfort, bleeding, and swelling. The top cause is genes (a lack of valves within the hemorrhoidal veins), followed by irregular bowel habits (irregularity or diarrhea), and any activity that causes increased intra-abdominal pressure (extended straining, lifting, etc.).Piles are classified as external or internal, and can be staged or graded 1 to 4. Category of Piles page and or enjoy the Hemorrhoid Surgical treatment Video to see and hear the distinctions in the Goligher pile classification system, and to discover the basics of Pile surgery.