Objective To investigate the pathological type, biological behavior and clinical-pathological relationship of a non-Hodgkin s lymphoma occurring after treatment of Hodgkin s disease.

• 目的探讨霍奇金淋巴瘤治疗后发生非霍奇金淋巴瘤的病理类型、生物学行为及临床治疗与病理的关系。