An image from a bone marrow smear demonstrating two abnormal plasma cell variants known as flame cells (left, right) seen in a patient with multiple myeloma (100X oil immersion).
An image from a bone marrow smear demonstrating two metamyelocytes beside a blast and neutrophil band (center) found in a patient with normal bone marrow (50X oil immersion). Other cell granulocytes and erythroid precursors can be seen surrounding the central cluster
An image from a bone marrow smear demonstrating numerous plasma cells and abnormal plasma cell variants (flame cells) in a patient with multiple myeloma (50X oil immersion).
An image from a peritoneal fluid cytospin slide demonstrating many macrophages, polymorphonuclear cells, and monocytes (60X oil immersion). Macrophages have vacuolation and a few have ingested red blood cells (bottom-left, bottom-right).