Fig. 5From: Mediastinal syndrome from plasmablastic lymphoma in human immunodeficiency virus and human herpes virus 8 negative patient with polycythemia vera: a case reportJugular vein echography. a Right internal jugular vein thrombosis, in transverse and longitudinal sections. A heterogeneous echogenic material fills and distends the right internal jugular vein; b comparison of the right and left internal jugular veins. Ultrasonography shows different diameter between the two vesselsBack to article page