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esophageal reflux (gastroesophageal reflux) reflux of the stomach contents into the esophagus.
hepatojugular reflux distention of the jugular vein induced by applying manual pressure over the liver; it suggests insufficiency of the right heart.
intrarenal reflux reflux of urine into the renal parenchyma.
vesicoureteral reflux (vesicoureteric reflux) backward flow of urine from the bladder into a ureter.
urinary reflux from renal pelvis and calyces into the collecting ducts. This is seen as a blush of the renal pyramid on voiding cystourethrography.
Synonym(s): pyelotubular reflux