Table 1.

Summary of pretherapy clinical and laboratory features for 27 WM patients enrolled on study

Median age62 (44-79)
Gender18 Male/9 female
Median prior therapies2 (0-3)
No prior therapy1 (3.7%)
Median bone marrow involvement30 (1-95%)
Extramedullary disease13 (48%)
Median IgM4,660 (1,067-9,330 mg/dL)
IgM ≥3,000 mg/dL19 (70.4%)
Median hematocrit34.6 (25.6-45.3%)
Hematocrit <30%3 (11.1%)
Median platelet count225,000 (6-666,000/mm3)
Platelet count <100,000/mm34 (14.8%)