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Intravenous pyelography, if performed early enough after injection of contrast medium, will serve as a test of renal function.On films obtained at one-minute intervals begin- ning a minute after commencement of the injection, arterial insufficiency of the kidney is defined by the difference in rapidity of appearance of the calyceal phase on the two sides.The Goldblatt kidney can therefore be defined by pyelography.Two illustrative cases are recorded.
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Selverstone et al. (1961) studied this question.
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