Clinical and laboratory findings for 356 newly diagnosed patients meeting consensus diagnostic criteria for WM who presented to the Bing Center for WM clinic (a tertiary care center) at the Dana Farber Cancer Institute
| Patient characteristics . | Median . | Range . | Normal reference range . |
|---|---|---|---|
| Age (years) | 58 | 32-91 | NA |
| Sex (male/female) | 215/141 | NA | |
| BM involvement | 30% | 5-95% | NA |
| Adenopathy | 15% | NA | |
| Splenomegaly | 10% | NA | |
| IgM (mg/dL) | 2,620 | 270-12 400 | 40-230 |
| IgG (mg/dL) | 674 | 80-2,770 | 700-1600 |
| IgA (mg/dL) | 58 | 6-438 | 70-400 |
| Serum viscosity (cp) | 2.0 | 1.1-7.2 | 1.4-1.9 |
| Hematocrit (%) | 35.4% | 17.2-45.4% | 34.8-43.6% |
| Platelets (×109/L) | 275 | 42-675 | 155-410 |
| White blood cells (×109/L) | 6.4 | 1.7-22 | 3.8-9.2 |
| B2M (mg/dL) | 2.5 | 0.9-13.7 | 0-2.7 |
| LDH (U/mL) | 313 | 61-1,701 | 313-618 |
| Patient characteristics . | Median . | Range . | Normal reference range . |
|---|---|---|---|
| Age (years) | 58 | 32-91 | NA |
| Sex (male/female) | 215/141 | NA | |
| BM involvement | 30% | 5-95% | NA |
| Adenopathy | 15% | NA | |
| Splenomegaly | 10% | NA | |
| IgM (mg/dL) | 2,620 | 270-12 400 | 40-230 |
| IgG (mg/dL) | 674 | 80-2,770 | 700-1600 |
| IgA (mg/dL) | 58 | 6-438 | 70-400 |
| Serum viscosity (cp) | 2.0 | 1.1-7.2 | 1.4-1.9 |
| Hematocrit (%) | 35.4% | 17.2-45.4% | 34.8-43.6% |
| Platelets (×109/L) | 275 | 42-675 | 155-410 |
| White blood cells (×109/L) | 6.4 | 1.7-22 | 3.8-9.2 |
| B2M (mg/dL) | 2.5 | 0.9-13.7 | 0-2.7 |
| LDH (U/mL) | 313 | 61-1,701 | 313-618 |
B2M, β-2-microglobulin; LDH, lactate dehydrogenase; NA, not applicable.