Cervical lymph node biopsy was performed for 45yrs old female due to enlargement of LN for 1 month. B symptoms. fever are absent. Lymph nodes are regressing in time of biopsy.  
HISTO: Diffuse T expansion with hyperplasia of CD68+ "plasmacytoid T cells" (DC2 cells)(?) with apoptotic activity.  
IH: CD123 is unavailable. CD30+ CD15+ giant cells are absent. "Nodules" of DC2(?) cells: CD68+; Bcl2-;CD20/CD3-. Single CD20+ II follicle.  
 
WORKING DIAGNOSIS: Reactive T cell hyperplasia, viral? Oth. (Early Kikuchi like reaction)?  
Thank you for comments.