Dilatation of the azygos vein; a roentgen sign of venous engorgement.
D001401:Azygos Vein; D004106:Dilatation; D004108:Dilatation, Pathologic; D006801:Humans; D006940:Hyperemia; D016491:Peripheral Vascular Diseases; D013927:Thrombosis; D014680:Veins
VEINS, AZYGOS