Understanding Thrombosed Haemorrhoids: In-Depth Overview Piles, commonly known as swollen rectal veins, are inflamed veins in the anal area. If a clot develops in a haemorrhoid, it leads to a thrombosed pile—a debilitating condition affecting daily life. Below, explore the signs, causes, and solutions for this painful condition. ### Definition https://www.tumblr.com/sunnyagrwal/785699262708203520/what-are-thrombosed-haemorrhoids-or-piles?source=share