Aneurysm of the superior caval vein.
D000328:Adult; D000783:Aneurysm / Q000175:diagnosis / Q000000981:diagnostic imaging; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008223:Lymphoma / Q000175:diagnosis; D008479:Mediastinal Neoplasms / Q000175:diagnosis; D010690:Phlebography; D014683:Vena Cava, Superior