title: Double pylorus sign.
authors.forename: M P
authors.initials: MP
authors.lastname: Buetow
mesh_terms: D003937:Diagnosis, Differential; D003952:Diagnostic Imaging; D006801:Humans; D011708:Pylorus / Q000002:abnormalities*; D013272:Stomach Diseases / Q000151:congenital / Q000175:diagnosis*