All About Thrombosed Haemorrhoids: A Complete Guide Piles, Also known as swollen rectal veins, are dilated veins in the anal area. When a blood clot forms inside one, it leads to a thrombosed pile—a disruptive condition that hampers your routine. Below, explore the symptoms, causes, and solutions for thrombosed haemorrhoids. https://www.behance.net/gallery/227658877/What-Are-Thrombosed-Haemorrhoids-or-Piles