Myeloma : Russell Bodies

Comments:
This bone marrow biopsy section from a patient with myeloma shows sheets of plasma cells. Many cells contain intracytoplasmic hyaline inclusions (Russell bodies) which appear as cherry-red refractive round bodies. H & E stain. 100X. Image courtesy of: Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.