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[ Image ID:1094 ]

■Detailed data

Materials bone marrow(BM)aspiration
Stain peroxidase (PO)
Microscopic findings The neutrophil with bi-nuclei and a pseudo Pelger-Huët anomaly shows partial positive for myeloperoxidase staining.
This case diagnosed RAEB-Ⅰ because of blast 7%
in marrow and bi-lineage dysplasia.
【PO.1000x】