Grooving of the great veins. Another, albeit indirect, sign of aortic dissection.
D000790:Angiocardiography; D001013:Aorta, Thoracic; D001014:Aortic Aneurysm / Q000000981:diagnostic imaging*; D001027:Aortography; D016121:Brachiocephalic Veins / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D008875:Middle Aged; D014683:Vena Cava, Superior / Q000000981:diagnostic imaging*