Understanding Thrombosed Haemorrhoids: A Complete Guide Piles, also known as swollen rectal veins, are enlarged veins in the anal-rectal area. If a clot develops in a haemorrhoid, it leads to a thrombosed pile—a debilitating condition requiring attention. Below, explore the symptoms, causes, and treatment options for this painful condition. ### https://www.behance.net/gallery/227658877/What-Are-Thrombosed-Haemorrhoids-or-Piles