Fig. 2From: B-cell acute lymphoblastic leukemia in an elderly man with plasma cell myeloma and long-term exposure to thalidomide and lenalidomide: a case report and literature reviewLeft iliac crest bone marrow aspirate from September of 2018 showing two concurrent processes: B-cell acute lymphoblastic leukemia and plasma cell myeloma. a Hematoxylin and eosin (H&E) stain. b CD138 stain highlighting the neoplastic plasma cells of plasma cell myeloma. c Terminal deoxynucleotidyl transferase (TdT) stain highlighting the lymphoblasts of B-cell acute lymphoblastic leukemia. The three panels show the same field of view, and the two processes can also be seen on H&E as two morphologically distinct populationsBack to article page