Portal hypertension and bleeding varices due to thrombosis in the portal venous system complicating polycythaemia vera.
D004932:Esophageal and Gastric Varices / Q000209:etiology*; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D006975:Hypertension, Portal / Q000209:etiology*; D008875:Middle Aged; D011087:Polycythemia Vera / Q000150:complications*; D011169:Portal Vein; D013924:Thrombophlebitis / Q000209:etiology*