Understanding Thrombosed Haemorrhoids: Everything You Should Know Piles, also known as piles, are dilated veins in the anal area. If a clot develops in a haemorrhoid, it leads to a thrombosed haemorrhoid—a disruptive condition affecting daily life. Below, explore the symptoms, causes, and treatment options for thrombosed haemorrhoids. ### Definition https://penzu.com/p/a234dc1147b87e61