Before and after dialysis urography.
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Of 2,234 patients, 97 (4.3%) had symptoms suggesting of urethral diseases, and underwent excretory voiding urethrography (EVU) as part of their excretory urographic examination. Successful EVU examinations were obtained in 84 (87%); 43 (51%) had abnormal findings; 29 (34%) were normal; and 12 (12%) were considered probably normal, with no further study required. The additional portion of the study can be accomplished without a significant increase in examination time and without excessive additional imaging; it avoids the risks of catheterization.
Two radiological signs have recently been offered as being specific for an infected and obstructed urinary tract and renal infarction, respectively. The authors suggest that these signs suggest certain possibilities but do not indicate a specific diagnosis.
Successful opacification and distention of the inferior vena cava was obtained simultaneously with computed tomography by contrast infusion through a lower-extremity vein. Images obtained by this method displayed retroperitoneal anatomical relationships to better advantage, permitting more accurate interpretation of the upper retroperitoneum, particularly in lymphoma.
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