Marker for granulocytic Sarcoma-: (A) CD33, (B) CD38, (C) CD117, (D) CD137
Answer is C. Answer is option 3,CD117 kit, a proto-oncogene, encodes the transmembrane tyrosine kinase receptor CD117 and is detected by flow cytometry in the majority of cases of acute myeloid leukemia. The prognostic significance of the presence of c-Kit in acute myeloid leukemia is debated. Granulocytic sarcoma is a primary or secondary manifestation of acute myeloid leukemia. www.archivesofpathology.org