Widening of the upper mediastinum due to innominate vein thrombosis.
D000328:Adult; D000368:Aged; D016121:Brachiocephalic Veins / Q000000981:diagnostic imaging*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D008482:Mediastinum / Q000000981:diagnostic imaging*; D008875:Middle Aged; D010690:Phlebography; D013350:Subclavian Vein / Q000000981:diagnostic imaging; D013927:Thrombosis / Q000000981:diagnostic imaging*