Description : Unilateral hydronephrosis?
Last Answer : DefinitionUnilateral hydronephrosis is swelling of one kidney due to a backup of urine.See also: Bilateral hydronephrosisAlternative NamesHydronephrosisCauses, incidence, and ... and vomitingurinary tract infectionFeverPainful urination (dysuria)Increased urinary frequencyIncreased urinary