Flushing of the vagina and the prepuce-a cause for contaminated urine cultures in children.
Kjell TullusNakysa HoomanMarina EastyPublished in: Pediatric nephrology (Berlin, Germany) (2016)
Ballooning of the prepuce or vaginal reflux was seen on a fluoroscopic MCUG in a large proportion of children during their voiding. This normal phenomenon might cause contaminated urine cultures when the urine is obtained by bag or clean catch.