Table 1. Features of IgM-Secreting... | American Society of Hematology

Table 1.

Features of IgM-Secreting Myeloma Patients

Patients	Age (yr)	Serum IgM (g/L)	Light Chain Type	% BM Plasma Cells	Osteolytic Lesions
CLE	77	21	κ	50	+
DEZ	56	60	κ	15	−
JON	76	35	λ	15	+
MOR^*	85	66	κ	32	+ (H Ca)^†
BEC	70	50	λ	12	−
BAR^‡	57	45	κ	17	−

Patients	Age (yr)	Serum IgM (g/L)	Light Chain Type	% BM Plasma Cells	Osteolytic Lesions
CLE	77	21	κ	50	+
DEZ	56	60	κ	15	−
JON	76	35	λ	15	+
MOR^*	85	66	κ	32	+ (H Ca)^†
BEC	70	50	λ	12	−
BAR^‡	57	45	κ	17	−

Plasma cell leukemia with >20% malignant plasma cells in the peripheral blood.

H Ca denotes hypercalcemia.

Patient BAR V_H sequence has been previously reported.29