title: The left portal vein: a possible source of confusion on ultrasonograms.
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D008099:Liver / Q000033:anatomy & histology; D008107:Liver Diseases / Q000175:diagnosis*; D010179:Pancreas / Q000033:anatomy & histology; D011169:Portal Vein / Q000033:anatomy & histology; D014463:Ultrasonography