IN the evaluation of patients with impairment of renal function it is often important to delineate the anatomic status of the urinary tract. For this purpose retrograde pyelography is customarily ...

ACUTE renal failure in patients with multiple myeloma who have had intravenous urography has had increased emphasis over the last few years. 1–5 A direct cause- and-effect relation between the acute ...

When UPJ obstruction is suspected, radiographic studies are required to give both anatomical and functional information. Ultrasonography and non-contrast CT are most commonly employed as the initial ...