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November 4, 1944


Author Affiliations

Director, X-Ray Department, Michael Reese Hospital CHICAGO

JAMA. 1944;126(10):605-607. doi:10.1001/jama.1944.02850450001001

A decade and a half ago, intravenous or excretory urography was introduced by Swick1 and von Lichtenberg,2 who simultaneously published the results of their investigations with iopax (uroselectan) and its action with reference to the urinary tract in the Klinische Wochenschrift in November 1929. This work received confirmation from,Heritage and Ward3 early in 1930 in England and was soon further confirmed in this country by a host of investigators. The value of the procedure was quickly recognized, and it was promptly adopted as a routine examination. The usual difficulty of obtaining an adequate source of supply of the necessary drug was rapidly overcome. From an initial dose, intravenously given, of 300 cc. administered by using six 50 cc. syringes or by buret, our chemical confrères shortly were able to develop a satisfactory solution so concentrated that it could be put up in 20 cc. sterile ampules, making

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