title: Early antenatal diagnosis and natural progression of untreated posterior urethral valve syndrome.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D006869:Hydronephrosis / Q000151:congenital*; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D011247:Pregnancy; D011296:Prenatal Diagnosis; D014463:Ultrasonography; D014521:Urethra / Q000002:abnormalities*; D014524:Urethral Obstruction / Q000151:congenital*