<unk>  is a cancer of the B lymphocytes (a type of white blood cell). It is associated with the overproduction of proteins called IgM antibodies.
Lymphoplasmacytic lymphoma
AIDS-related lymphoma
Follicular lymphoma
Small cell lymphoma
Nodal marginal zone lymphoma
T-cell lymphoma
Primary mediastinal large B-cell lymphoma
Anaplastic large cell lymphoma