sentences:  The disease has been seen to transform to diffuse large B-cell lymphoma and while LG is graded I-III based on the number of large EBV-positive B-cells, grade II and III can be considered as a variant of T-cell rich diffuse large B-cell lymphoma.Treatment depends on the grade (I-III) but typically consist of cortisone, rituximab and chemotherapy (etoposide, vincristine, cyclophosphamide, doxorubicin).Methotrexate has been seen to induce LG.