title: Now you see it ... now you don't.
authors.affiliation: Department of Radiology, Coventry and Warwickshire Hospital, UK.
authors.forename: J S
authors.initials: JS
authors.lastname: Millar
mesh_terms: D003106:Colon / Q000000981:diagnostic imaging*; D003108:Colonic Diseases / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D006555:Hernia, Ventral / Q000000981:diagnostic imaging*; D006801:Humans; D008875:Middle Aged; D011859:Radiography