Understanding Thrombosed Piles: Everything You Should Know Piles, Also known as swollen rectal veins, are inflamed veins in the rectal area. If a clot develops in a haemorrhoid, it causes a thrombosed haemorrhoid—a debilitating condition that hampers your routine. Below, explore the signs, triggers, and treatment options for thrombosed haemorrhoids. https://sunnyagrwal.weebly.com/home/what-are-thrombosed-haemorrhoids-or-piles