title: Ultrasonography.
abstract: Diagnostic sonography is experiencing a breath-taking period of technological advancement. Ultrasound contrast agents, new imaging techniques, and handheld instruments will play a role in facilitating more diagnostic power in high-end imaging and insuring more widespread use of diagnostic sonography in medicine in general.
authors.affiliation: Keck School of Medicine, University of Southern California, USA.
authors.forename: Philip W
authors.initials: PW
authors.lastname: Ralls
authors.forename: R Brooke
authors.initials: RB
authors.lastname: Jeffrey
authors.forename: Robert A
authors.initials: RA
authors.lastname: Kane
authors.forename: Michelle
authors.initials: M
authors.lastname: Robbin
mesh_terms: D001652:Bile Ducts / Q000000981:diagnostic imaging*; D004066:Digestive System Diseases / Q000000981:diagnostic imaging*; D005704:Gallbladder / Q000000981:diagnostic imaging*; D006801:Humans; D008099:Liver / Q000000981:diagnostic imaging*; D010179:Pancreas / Q000000981:diagnostic imaging*; D018084:Ultrasonography, Interventional