Table 1.

Clinical and biologic data of our 5 cases of PCL

Parameter	Case 1	Case 2	Case 3	Case 4	Case 5 (secondary PCL)
Age	57	49	66	59	77
Sex	Female	Male	Male	Female	Male
Extramedullary involvement	+	+	–	+	+
Hemoglobin <8.5 g/dL	+	+	+	+	+
Platelet <100 × 103/cumm	+	+	+	–	+
Peripheral blood plasma cell count	94%	46%	33%	30%	92%
Bone marrow plasma cells >30%	+	+	+	+	+
S. LDH >460 IU/dL	+	+	ND	+	+
Albumin <3.5 g/dL	+	+	–	+	+
Creatinine >2 mg/dL	–	+	+	+	–
Type of monoclonal component	ND	IgG	ND	IgG	Non-secretory
Immunophenotype	Positive markers = CD38 and kappa light chain. Negative markers = CD5, CD19, CD20, CD23,CD10, CD25, CD103, FMC-7 and lambda light chain.	ND	ND	ND	Positive markers-CD38 and kappa light chain. Negative markers CD20 and lambda light chain.

S.LDH serum lactate dehydrogenasem, ND not done, IgG immunoglobulin G