title: Ultrasound: an aid to diagnosing gallstones in the radiographically nonvisualized gallbladder.
abstract: The accuracy and reproducibility of ultrasound as a modality to identify gallstones were evaluated. A credible result raises the possibility of the use of ultrasound to diagnose gallstones in the radiographically nonvisualized gallbladder.
mesh_terms: D002769:Cholelithiasis / Q000175:diagnosis* / Q000000981:diagnostic imaging; D006801:Humans; D011859:Radiography; D014463:Ultrasonography