title: Beak sign.
authors.forename: Paul
authors.initials: P
authors.lastname: Moullet
authors.forename: Howard
authors.initials: H
authors.lastname: Mann
mesh_terms: D000784:Aortic Dissection / Q000000981:diagnostic imaging*; D017545:Aortic Aneurysm, Thoracic / Q000000981:diagnostic imaging*; D003287:Contrast Media; D006801:Humans; D007091:Image Processing, Computer-Assisted / Q000379:methods*; D011856:Radiographic Image Enhancement / Q000379:methods*; D014057:Tomography, X-Ray Computed / Q000379:methods*
chemical_list: D003287:Contrast Media