Smoldering Waldenstrom Macroglobulinemia

**Semantic type:** Neoplastic Process

**Definition:** Waldenstrom macroglobulinemia with serum IgM monoclonal protein equal or more than 3 g/dL and/or at least 10% bone marrow lymphoplasmacytic infiltration but no evidence of constitutional symptoms, symptomatic anemia, or hyperviscosity. (Blood 2008, 112:2709)

**Synonyms:** - Asymptomatic Waldenstrom Macroglobulinemia - Smoldering (Asymptomatic) Waldenstrom Macroglobulinemia