Neal, M P General case of the day. Sulfonamide crystallization in nonalkalinized urine. [electronic resource] - Radiographics : a review publication of the Radiological Society of North America, Inc Sep 1988 - 993-6 p. digital Publication Type: Case Reports; Journal Article ISSN: 0271-5333 Standard No.: 10.1148/radiographics.8.5.3227135 doi Subjects--Topical Terms: CrystallizationCystoscopyHumansMaleMiddle AgedRadiographySulfonamides--adverse effectsUreteral Calculi--complicationsUreteral Obstruction--diagnostic imagingUrinary Catheterization