title: Pseudodilatation of the ascending aorta as a manifestation of absence of the right superior vena cava.
mesh_terms: D000328:Adult; D001018:Aortic Diseases / Q000000981:diagnostic imaging*; D004108:Dilatation, Pathologic / Q000000981:diagnostic imaging; D006801:Humans; D008297:Male; D014057:Tomography, X-Ray Computed; D014683:Vena Cava, Superior / Q000032:analysis*