Understanding Thrombosed Haemorrhoids: In-Depth Overview Piles, Commonly known as swollen rectal veins, are dilated veins in the anal area. If a clot develops in a haemorrhoid, it causes a thrombosed pile—a painful condition that hampers your routine. Below, explore the symptoms, causes, and solutions for thrombosed haemorrhoids. ### Definition of https://share.evernote.com/note/6a188c4f-ce05-7d79-6cf2-29f080f1c460