Fig. 2From: Tonsillar Plasmacytoma: clues on magnetic resonance imagingPlasma cells with eccentric nucleus and abundant cytoplasm (hematoxylin eosin × 40) (a), Diffuse cytoplasmic, focal membranous CD138 staining on the plasma cells (streptavidinebiotin peroxidase × 400) (b)Back to article page