![]() The most common urethral pathology was stricture (30% n=54), commonly involving a bulbar urethra (n=26). Water-soluble contrast agent, either 17% or 43% Cysto-Conray, was used. About a third of the children (57 32%) had combined voiding cystourethrography (VCUG)–RUG exams. The most commonly used catheter was Foley (40% n=72), with a median catheter size of 5 French (Fr) for infants younger than 1 year, 7 Fr for children ages 1–5 years and 8 Fr for children older than 5 years. ![]() The most common indications were stricture (42% n=76), postsurgical evaluation (34% n=62) and trauma (16% n=29). We identified 180 RUG exams (median frequency 17 exams per year), all in male children (median age 13 years). We conducted a retrospective review of medical records and fluoroscopic images of RUGs performed from January 2010 to December 2020. To review our experience with RUG at a large pediatric radiology practice. Retrograde urethrography (RUG) is a radiologic procedure that optimizes imaging evaluation of the urethra, particularly in settings of difficulty with micturition or urethral injury.
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