Abstract
Denileukin diftitox (ONTAK ® ) is indicated for the treatment of patients with cutaneous T cell lymphoma. Clinical experience with this drug in other lymphomas is limited. This case report concern a patient with stage IV follicular lymphoma who, relapsing after autologous transplant and having failed multiply systemic therapies, including retuximab and CHOP, achieved a prolonged remission with denileukin diftitox.