title: Clinicopathological conference. Flank mass in a neonate.
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000175:diagnosis / Q000473:pathology*; D007668:Kidney / Q000002:abnormalities*; D007680:Kidney Neoplasms / Q000175:diagnosis; D008297:Male; D007690:Polycystic Kidney Diseases / Q000473:pathology*; D014057:Tomography, X-Ray Computed; D014463:Ultrasonography