Three cases of Epstein-Barr virus (EBV)-negative post-transplant lymphoproliferative disease that occurred 6 to 8 years after renal transplantation are reported. The patients respectively had gastric mucosa-associated lymphoid tissue lymphoma. gastric diffuse large B-cell lymphoma. and atypical Burkitt lymphoma. https://www.izztop.com/product-category/brink/