title: Imaging techniques in portal hypertension.
mesh_terms: D001466:Barium Sulfate; D002404:Catheterization; D004932:Esophageal and Gastric Varices / Q000175:diagnosis; D006439:Hemodynamics; D006499:Hepatic Artery / Q000000981:diagnostic imaging; D006503:Hepatic Veins / Q000000981:diagnostic imaging; D006801:Humans; D006975:Hypertension, Portal / Q000175:diagnosis*; D008103:Liver Cirrhosis / Q000175:diagnosis; D011168:Portal System / Q000000981:diagnostic imaging; D011172:Portography / Q000379:methods; D013667:Technetium; D014057:Tomography, X-Ray Computed; D014463:Ultrasonography
chemical_list: D001466:Barium Sulfate; D013667:Technetium