A splenic artery aneurysm (SAA ... Increased blood pressure in the portal vein system. Pregnancy: The hormonal and physiological changes of pregnancy can weaken blood vessel walls.

When the disease affects the splenic artery or vein, the adjacent spleen is often removed. After removal of the end of the pancreas, the remaining portion of the organ functions normally by producing ...

1) and thrombosis inside the portal vein in one patient (Fig ... revealed infiltration of inflammatory cells around the splenic artery, stenosis of the lumen was not detected (Fig.