The patient, male, 77 years old, was diagnosed tohave non Hodgkin′s lymphoma(NHL) for 2 years and gotchest distress and cough 5 days prior to the admission. In2003, the patient was found to have left epididymistubercle and left inguinal lump, accompanied with grosshematuria. After biopsy examination, NHL of diffuse largeB cell type, stage IV and CD20(+), was diagnosed. Heaccepted 8 courses of chemotherapy with CHOP andMabtherapy treatment from 2003. After 2 …