Figure 2 | Modern Pathology

Figure 2

From: Utility of the World Heath Organization classification criteria for the diagnosis of systemic mastocytosis in bone marrow

Figure 2

Flow cytometry in cases of systemic mastocytosis. (a) Total bone marrow cells stained with CD117. Rare cells (0.18%) are positive for CD117. (b) Specific acquisition of CD117+ cells with further gating on mast cells (CD117+ bright with high side scatter). (c, d) Comparison of normal control (CD2−) with neoplastic mast cells (partial CD2+). (e, f) Comparison of normal control (CD25−) with neoplastic mast cells (CD25+).

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