Rectal Pain, bleeding, itching, or discomfort during bowel movements can have several underlying causes. What sets piles, anal fissures, and fistulas apart? Piles refer to swollen anorectal blood vessels, fissures are lining tears caused by strain, while fistulas are infected tracts between the anal channel and external skin. Despite sharing https://www.diigo.com/item/note/bvkuw/t34e?k=89a9b26eeb6a13b3f56355ece3676d49