Haematemesis due to extrahepatic portal obstruction.
D004194:Disease; D006396:Hematemesis / Q000209:etiology*; D006801:Humans; D008099:Liver; D011168:Portal System; D014652:Vascular Diseases; D014680:Veins
HEMATEMESIS/etiology and pathogenesis; VEINS, PORTAL SYSTEM/diseases