Histological classification of post-transplant lymphoproliferative lesions (from ref 1)
| PTLD, post-transplant lymphoproliferative disorder. |
| (1) Early lesions including infectious mononucleosis-like reactive plasma cell hyperplasias |
| (2) Polymorphic PTLD, which may be polyclonal or monoclonal |
| (3) Monomorphic PTLD of diffuse large B cell lymphoma (immunoblastic, centroblastic, or anaplastic) or Burkitt's type |
| (4) T cell lymphoma |
| (5) Other, including Hodgkin's disease, plasmacytoma-like lesions, and myeloma |