title: Superior vena caval obstruction secondary to acute dissecting aneurysm of the aorta.
mesh_terms: D000208:Acute Disease; D000784:Aortic Dissection / Q000150:complications* / Q000000981:diagnostic imaging; D001014:Aortic Aneurysm / Q000150:complications* / Q000000981:diagnostic imaging; D005260:Female; D006801:Humans; D008875:Middle Aged; D013479:Superior Vena Cava Syndrome / Q000000981:diagnostic imaging / Q000209:etiology*; D014057:Tomography, X-Ray Computed