“…The peripheral blood in patients with AITL may also show rouleaux, eosinophilia and polyclonal plasmacytosis, which may mimic plasma cell leukemia in extreme cases [19]. Bone marrow involvement is not uncommon, and reactive changes such as erythroid hyperplasia, polyclonal plasmacytosis, eosinophilia and hemophagocytosis are often present, even in the absence of marrow infiltration by lymphoma [12,20]. …”