| megaureter | An enlarged, dilated ureter. Synonym: megaureter. (05 Mar 2000) |
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| megacystitis-megaureter syndrome | <syndrome> Radiologic findings of a large capacity, thin-walled bladder and massive vesicoureteral reflux, without obstruction or underlying neuropathy or dysfunctional voiding. (05 Mar 2000) |
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| primary megaureter | A peristaltic segment of distal ureter, that has no anatomical obstruction, but become dilated. It may be nonobstructive or related to congenital distal ureteral obstruction, UPJ obstruction or reflux. Occurs predominantly in males (80%), left more than right, 20% of cases are bilateral, and is really a diagnosis by exclusion. (21 Jun 2000) |
| secondary megaureter | Hydroureter secondary to vesicoureteral reflux or distal obstruction. (05 Mar 2000) |