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X-ray photography of the renal pelvises and the urinary tract in which visualization is enabled by the injection with a radiopaque contrast medium either into the bloodstream or into the ureter.

[Greek puelos, basin; see pyelitis + -graphy.]

py′e·lo·graph′ic (-lə-grăf′ĭk) adj.


(Medicine) med the branch of radiology concerned with examination of the kidney and associated structures by means of an X-ray picture called a pyelogram (ˈpaɪələʊˌɡræm). Also called: urography
pyelographic adj


(ˌpaɪ əˈlɒg rə fi)

the science or technique of x-raying the kidneys, renal pelves, and ureters after administering a contrast solution.
py`e•lo•graph′ic (-ləˈgræf ɪk) adj.


the science or technique of making x-ray photographs of the kidneys, renal pelves, and ureters, using injection of opaque solutions or radiopaque dyes. — pyelographic, adj.
See also: Radiation
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.pyelography - roentgenography of the kidney and ureters (usually after injection with a radiopaque dye)
roentgenography, X-ray photography - radiography that uses X-rays to produce a roentgenogram
intravenous pyelography, IVP - performing pyelography with intravenous injection of a contrast medium


n urografía (técnica)
References in periodicals archive ?
Pyelographic phase images are obtained 5-15 min after contrast administration and are used to evaluate uroepithelium.
Weiping Wang24 also included a large retrospective cohort to identify the number of cases diagnosed with an aberrant vessel based on antegrade pyelographic appearances to diagnose aberrant vessel as the cause with great accuracy24.
A standard IVU protocol includes a preliminary KUB radiograph prior to intravenous contrast administration which is followed by a nephrotomogram or nephrographic images collimated to the kidneys (1 to 3 minutes after contrast injection), a KUB radiograph at 5 minutes after injection, a pyelographic image at 10 minutes with abdominal compression applied after the 5-minute film and ureter-bladder images after compression is released, and bladder images.