Of the specific vascular lesions observed, stenosis of the splenic vein was found in 22 patients, stenosis of the superior mesenteric-portal vein in 13 patients (Fig. 1) and thrombosis inside the ...
This condition arises due to increased pressure in the splenic vein (SV), causing blood to drain through the short gastric veins to the stomach, leading to the dilation of submucosal structures ...