title: Editorial Comment.
authors.affiliation: Divisions of Pediatric Radiology and Nuclear Medicine, Department of Radiology, C.S. Mott Children's Hospital, University of Michigan Health System, Ann Arbor, Michigan.
authors.forename: Ka Kit
authors.initials: KK
authors.lastname: Wong
mesh_terms: D004322:Drainage; D005260:Female; D006801:Humans; D006869:Hydronephrosis; D011247:Pregnancy