title: Acute cholecystitis. Diagnostic impact of ultrasonography and cholescintigraphy.
mesh_terms: D000208:Acute Disease; D001659:Biliary Tract / Q000000981:diagnostic imaging*; D002764:Cholecystitis / Q000175:diagnosis*; D005069:Evaluation Studies as Topic; D005704:Gallbladder / Q000000981:diagnostic imaging*; D006801:Humans; D011877:Radionuclide Imaging; D014463:Ultrasonography