Table 1.

MFC parameters of interest for MDS

Progenitors		Neutrophils		Monocytes		Erythroid lineage
CD34	Increase in % or abnormal expression	SSC	Decreased	CD13	Lack of or abnormal expression	CD71	Decreased or heterogeneous expression
CD34+/CD10+ or CD34+ and CD19+	Decrease in %	CD11b	Lack of or abnormal expression	CD14	Lack of or abnormal expression	CD36	Decreased or heterogeneous expression
CD45	Abnormal expression	CD13	Lack of or abnormal expression	CD16	Lack of or abnormal expression	CD117	Abnormal frequency
CD117	Abnormal expression	CD33	Lack of or abnormal expression	CD33	Lack of or abnormal expression	CD105	Abnormal frequency
SSC	Abnormal granularity	CD16	Delayed expression	CD11b	Abnormal expression
CD13	Overexpression or lack of expression	CD10	Lack of expression	HLA-DR	Abnormal expression
CD33	Overexpression or lack of expression	CD56	Expression	CD56	Overexpression
HLA-DR	Overexpression or lack of expression	Subsets	% abnormal distribution of mature and immature subsets	SSC	Decreased or increased
CD5	Expression on myeloid progenitors	%	As a ratio to lymphocytes	Subsets		% abnormal distribution of mature and immature subsets
CD7	Expression on myeloid progenitors	CD13/CD11b	Altered pattern	HLA-DR/11b	Altered pattern
CD19	Expression on myeloid progenitors	CD13/CD16	Altered pattern	CD36/CD14	Altered pattern
CD56	Expression on myeloid progenitors	CD15/CD10	Altered pattern
CD11b	Expression on myeloid progenitors
CD15	Overexpression

MFC, multi-parameter flow cytometry; MDS, myelodysplastic syndrome; SSC, side scatter.