case_images: PMC9426967_01
case_images: Histopathology of a random biopsy specimen showing large atypical B lymphocytes in the lumen of the small blood vessels (haematoxylin and eosin stain, x200)
case_images: 3497_Fig1.jpg
case_images: PMC9426967_01_3497_Fig1.jpg
case_images: f1-3497-1-29754-1-10-20220725
case_images: B lymphocytes) (Figs. 1 and 2).
case_images: Histopathology of a random biopsy specimen showing positive CD20 staining of the atypical B lymphocytes in the lumen of the small blood vessels (CD20 stain, x200)
case_images: 3497_Fig2.jpg
case_images: PMC9426967_01_3497_Fig2.jpg
case_images: f2-3497-1-29754-1-10-20220725
case_images: B lymphocytes) (Figs. 1 and 2).