Cystoscopy and pyelography in children may be difficult and usually requires the use of some form of a general anesthetic with its additional incidental dangers. The advent of intravenous urography was hailed with considerable enthusiasm, as it seemed that by this method diagnosis of disease of the urinary tract would be accomplished much more easily and safely than by the methods then in use.
It was hoped that it would be of especial value in children and infants by eliminating the difficulties and dangers attending the older methods of cystoscopy and retrograde pyelography. In particular it was hoped that a visualization of the urinary tract would be possible in infants and children who could not be subjected to cystoscopy with pyelography because of their size or on account of anomalies of the genito-urinary tract.
The following case reports with illustrations are presented to show the advantages, disadvantages and limitations of