IN 1955 Benirschke and Brown 1 reported extensively on the occurrence of congenital anomalies in association with the absence of one of the two umbilical arteries. This study, together with previous ...

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 ...

Retrograde pyelography is a procedure commonly used by urologists involving X-ray imaging to visualize the kidneys, bladder and ureters. It involves the insertion of a cystoscope into the urinary ...