<prompt> Answer this question truthfullyWhat is the term used to describe the pathological formation of an intravascular blood clot?  <response>: <reason> Thrombosis is the term used to describe the pathological formation of an intravascular blood clot. Thrombosis occurs when a blood clot thrombus forms inside a blood vessel, obstructing the flow of blood through the circulatory system. This can lead to a range of health problems, depending on where the clot forms and how large it is. Thrombosis can be caused by a variety of factors, including injury to blood vessels, abnormalities in blood flow, and changes in blood composition. It can also be a complication of certain medical conditions, such as cancer, heart disease, and autoimmune disorders. 