Plasma cell leukemia - one in a million: A case report

Figure 1 Peripheral blood smear. Peripheral blood smear shows markedly increased plasma cells (black arrow), comprising approximately 20% of the white blood cells with eccentric, round to oval nuclei and basophilic cytoplasm.

Figure 2 Microscopic examination of the bone marrow biopsy. A: shows plasma cells (blue arrows) with CD138 immunohistochemical stain; B: extensive marrow replacement with neoplastic plasma cells (blue arrow).