Table 3.

Surface Antigen Profiles of Plasma Cell Neoplasms.

Antigen		Normal PC		MGUS		MM		Present case (POEMS)
CD138		+		+		+		+
CD38		+		+		+		+
CD56		-		- or +		+		+
CD19		+		dim+		- or dim+		-
CD45		+		- or +		- or dim+		dim+
CD200		-		- or +		+		+
CD81		+		- or +		- or dim+		dim+
CD27		+		+		- or dim+		-

PC: plasma cell, MGUS: monoclonal gammopathy of undetermined significance, MM: multiple myeloma