title: A common cause of vomiting in infancy.
authors.affiliation: North Oaks Health System, Hammond, LA, USA.
authors.forename: Julie
authors.initials: J
authors.lastname: Vajnar
mesh_terms: D006801:Humans; D007223:Infant; D008297:Male; D011707:Pyloric Stenosis / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000601:surgery; D014463:Ultrasonography; D014839:Vomiting / Q000517:prevention & control*