PMC3420739_01
Immunohistology of granulocytic sarcoma. Tumor formation by monomorphic blast cells ((a), HE-stain). Significant proportions of the blast cells were positive for myeloperoxidase (b) and the monocyte marker CD68 (c).
CRIM.HEMATOLOGY2011-692982.001.jpg
PMC3420739_01_CRIM.HEMATOLOGY2011-692982.001.jpg
fig1
 In 11/2007, a hysterectomy was performed after the occurrence of a painful uterine tumor, yielding the diagnosis of a GS-expressing MPO, the monocyte marker CD68 and KiM1P, without any bone marrow manifestation of the AML (Figure 1).