| • | a lymphoproliferative disorder of the elderly in which IgM producing lymphoplasmacytoid cells proliferate in the bone marrow and/or lymph nodes |
| • | clinical features: weight loss, weakness, anemia, bleeding diathesis |
| • | cutaneous: usually non-specific and result form hyperviscosity of the blood an bleeding tendency (purpura, leg ulcers etc...) |
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