title: Acute urinary retention in children caused by pyoureter.
mesh_terms: D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D014513:Ureter / Q000002:abnormalities*; D014515:Ureteral Diseases / Q000150:complications*; D014552:Urinary Tract Infections / Q000150:complications*; D014555:Urination Disorders / Q000209:etiology*; D014567:Urography