<prompt> Richter transformation is conversion of?CLL into DLBCLDLBCL into CLLSLL into CLLCLL into SLL  <response>: MC B cell NHL : DLBCL CLLSLL Small lymphocytic lymphoma Richter transformation DLBCL Diffuse lager B cell Lymphoma Clinical signs of Richters transformation include rapid progression in lymphadenopathy and constitutional symptoms including fatigue, night sweats, fever, and weight loss. LDH is usually high. Therapy for DLBCL Richters transformation usually involves combination chemoimmunotherapy. 