title: Nonobstructive hydronephrosis and hydroureter associated with peritonitis.
mesh_terms: D001064:Appendicitis / Q000150:complications; D002648:Child; D002675:Child, Preschool; D004106:Dilatation; D005769:Gastrointestinal Motility; D006801:Humans; D006869:Hydronephrosis / Q000000981:diagnostic imaging / Q000209:etiology*; D008297:Male; D010538:Peritonitis / Q000150:complications* / Q000000981:diagnostic imaging / Q000209:etiology / Q000503:physiopathology; D012422:Rupture, Spontaneous; D014515:Ureteral Diseases / Q000000981:diagnostic imaging / Q000209:etiology*; D014567:Urography