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megacystis-megaureter syndrome[meg″ah-sis´tis meg″ah-u-re´ter]
chronic ureteral dilatation associated with hypotonia and dilatation of the bladder (megacystis) and gaping of the ureteral orifices (megaureter), permitting vesicoureteric reflux of urine, and resulting in chronic pyelonephritis.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.