title: Congenital megacalyces. Ultrasound appearance.
mesh_terms: D004108:Dilatation, Pathologic; D005260:Female; D006801:Humans; D007223:Infant; D007670:Kidney Calices / Q000002:abnormalities* / Q000473:pathology; D007682:Kidney Pelvis / Q000002:abnormalities*; D014463:Ultrasonography; D014567:Urography