Piles may be symptomless, but often cause bleeding, prolapse and itching. They may become thrombosed or strangulated. First-degree piles are piles remaining within the anal canal; second-degree piles prolapse during defaecation but reduce spontaneously, and third-degree piles prolapse readily at any time and require digital replacement.
Statistics from Altmetric.com
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.