One Plasma Cell with some features of an Osteoblast. Its oval shape, eccentrically located nucleus and low nuclear/cytoplasmic ratio are features found in both cells. The deep basophilic blue cytoplasm with a distinct cellular outline is plasmacytic. Its light staining area (Golgi) touches the nucleus, typical of a plasma cell. The dense nuclear chromatin with randomly distributed lighter areas is typical of a plasma cell. The appearance of the nucleus extending beyond the cell's border is typical for an osteoblast. Normal marrow - 100X
Image ID: 0148-043
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