title: Arterio-venous fistula of the portal system.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001164:Arteriovenous Fistula / Q000150:complications / Q000175:diagnosis / Q000209:etiology / Q000601:surgery; D004932:Esophageal and Gastric Varices / Q000209:etiology; D005260:Female; D006801:Humans; D006973:Hypertension / Q000209:etiology; D008297:Male; D011168:Portal System / Q000002:abnormalities*; D012737:Sex Factors