title: Parapelvic cyst misdiagnosed as hydronephrosis.
authors.affiliation: Division of Nephrology, Department of Internal Medicine , Chia-yi Christian Hospital , Chia-yi , Taiwan.
authors.forename: Tsung-Liang
authors.initials: TL
authors.lastname: Ma
authors.affiliation: Division of Nephrology, Department of Internal Medicine , Chia-yi Christian Hospital , Chia-yi , Taiwan.
authors.forename: G H
authors.initials: GH
authors.lastname: Neild
keywords: computed tomography; hydronephrosis; parapelvic cyst; ultrasonography