[Waldenström's macroglobulinemia with immunocytoma of the lung].

A case of Waldenström's macroglobulinemia in a 63-year-old man is presented. The clinical course was complicated by pulmonary infiltration classified by biopsy as immunocytoma. The clinical findings and therapeutic possibilities in this rare case of Waldenström's macroglobulinemia with with pulmonary complications are discussed in the light of the literature.