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Neuroblastoma cells within the bone marrow

Neuroblastoma cells within the bone marrow
Bone marrow aspirate from a patient with metastatic neuroblastoma shows a clump of cells forming a rosette. Note the indistinct borders between cells in this clump of tumor cells.
Courtesy of David S Rosenthal, MD and William C Moloney, MD.
Graphic 73187 Version 2.0