Histology Course S V 13l Department of Pathology, University of Zurich Histology Course

S V 13l plasmacytoma, extramedullary, testicle   IHC: Ig, LK lambda further information (German) on HiPaKu
  ICD-10: C90.2; ICD-O: 9734/3

As in specimen S V 13k but
- The cytoplasm of plasmacytoid cells is heavily stained with anti-lambda-antibodies which highlights the cytoplasmatic light chains
 This is a typical staining pattern of a mononuclear population of B-lymphocytes/plasma cells.