title: Predicting tomographic levels for urography.
abstract: Based on a retrospective and prospective analysis of more than 200 consecutive patients undergoing excretory urography, the authors formulated a chart for determing optimum tomographic levels using the anteroposterior abdominal distance as a criterion. the renal contour was visualized satisfactorily in 93% of cases.
mesh_terms: D006801:Humans; D007668:Kidney / Q000000981:diagnostic imaging*; D014056:Tomography, X-Ray; D014567:Urography