MPO and granulocytic sarcoma: Cervical biopsy showed granulocytic sarcoma (Fig. 1), with positive staining for MPO, CD117, CD99, CD34, and CD68 (partial) (Fig. 2), and negative staining for CD20, CD79a, CD10, CD3, CD56, CD138, desmin, CK, myogenin, EMA, and cyclin D1.