DSA - digital subtraction angiography is a technique of capturing images of blood vessels using X-rays. This technique can be applied to many different blood vessels in the body, including the splenic-portal vein. So how does the digital subtraction angiography process of the splenic-portal vein take place?

Digital subtraction splenic vein angiography and intervention is a modern method to diagnose and treat by causing partial or complete embolization of the venous branches of the splenic-portal system.