Introduction: Non-Hodgkin lymphoma is categorized into two groups of B-cell lymphomas and T-Cell lymphomas, B-cell lymphomas (85–90%): (discussed in a separate post B-Cell Non-Hodgkin lymphoma ) Low-grade B-cell lymphomas (LGBL): DLBCL: The most common, aggressive Follicular lymphoma (FL): Indolent, arising from germinal center B cells Marginal zone lymphoma (MZL): Extranodal, Nodal, Splenic Mantel cell lymphoma (MCL): More aggressive, Derived from mantle zone B cells Chroni