title: Retraction of the umbilicus during voiding as an initial sign of a urachal anomaly.
authors.affiliation: Dept of Pediatrics, Johns Hopkins Hospital, Baltimore, MD 21205.
authors.forename: P C
authors.initials: PC
authors.lastname: Rowe
authors.forename: J P
authors.initials: JP
authors.lastname: Gearhart
mesh_terms: D002648:Child; D000013:Congenital Abnormalities / Q000175:diagnosis* / Q000503:physiopathology / Q000601:surgery; D003558:Cystoscopy; D006801:Humans; D008297:Male; D014472:Umbilicus / Q000503:physiopathology*; D014497:Urachus / Q000002:abnormalities*; D014554:Urination / Q000502:physiology*; D014567:Urography