Fig. 6

One case of Hodgkin lymphoma. a. cytological smear showed Reed-Sternberg cells and their mutant derivatives with small lymphocytes background. HEx400. b. Sections from cell blocks demonstrated many Reed-Sternberg cells. HEx400. c. Immunohistochemistry of cell block sections demonstrated CD30 positivity. × 200. d. In situ hybridization of cell block sections demonstrated EBV positivity. × 200