cervical lymph node biopsy , performed each time , showed the presence of immunoblasts and plasma cells , effaced nodal structure with involvement of the pericapsular tissue , rich vascularity and numerous mitoses , indicative of angio-immunoblastic lymphadenopathy with dysproteinemia ( frizzera , moran and rappaport ) .
C0032112
plasma cells
C0020981
angio-immunoblastic