title: Horseshoe kidney mimicking adenopathy.
abstract: Horseshoe kidney may simulate adenopathy on ultrasound when the examiner is unaware of its presence. If an ultrasound examination demonstrates an isolated preaortic mass, this diagnosis should be considered. Sonographic features and confirmation of this diagnosis with a urogram or CT are discussed.
mesh_terms: D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007668:Kidney / Q000002:abnormalities* / Q000000981:diagnostic imaging; D008223:Lymphoma / Q000175:diagnosis*; D008875:Middle Aged; D011859:Radiography; D012186:Retroperitoneal Neoplasms / Q000175:diagnosis*; D014463:Ultrasonography