Case 34. EBV infection of chronic active type (20 y-o M)

　 　 　 　
　 Ascites cytology from a young male presenting collagen disease-like signs and symptoms. as well as intractable gastroduodenal ulcer 　
　 　 　 　

　

 　 Cell block preparation demonstrates EBER-1 reactivity in the nuclei of the atypical lymphocytes (in situ hybridization).