Waldenström Macroglobulinemia and Cerebral Venous Thrombosis: From Diagnosis to Complication

Table 1

Laboratory investigations at diagnosis of Waldenström macroglobulinemia.

Leucocytes	4.85 g/L	5.0–10.0
Haemoglobin	11.1 g/dL	12.0–16.0
Hematocrit	33.6%	36–46
MCV	85.7 fL	80–100
RDW	15.2%	11.9–14.5
Thrombocytes	280 × 10^3/μL	140–400 × 10^3
Urea	32 mg/dL	15–40
Creatinine	0.87 mg/dL	0.57–1.11
Uric acid	2.76 mg/dL	2.6–6.0
IgG	7.19 g/L	7.51–15.6
IgA	3.77 g/L	0.82–4.53
IgM	45.70 g/L	0.40–2.74
Kappa free light chain	30.10 g/L	6.29–13.50
Lambda free light chain	<0.005 g/L	0.006–0.026
Ratio free kappa/lambda	15.4
Beta-2 microglobulin	0.32 mg/dL	0.11–0.24
Urine 24 h
Kappa light chain	0.743 g/L	<0.185
Lambda light chain	<0.05 g/L	<0.050
Kappa free light chain	0.248 g/L	0.039–1.51
Lambda free light chain	<0.011 g/L	0.081–1.01

MCV, mean corpuscular volume; RDW, red cell distribution width; Ig, immunoglobulin.