EBV-Negative Monomorphic B-Cell Posttransplant Lymphoproliferative Disorder with Marked Morphologic Pleomorphism and Pathogenic Mutations in ASXL1, BCOR, CDKN2A, NF1, and TP53
Posttransplant lymphoproliferative disorders (PTLDs) are a diverse group of lymphoid or plasmacytic proliferations frequently driven by baseball scoreboards for sale Epstein-Barr virus (EBV).EBV-negative PTLDs appear to represent a distinct entity.This report describes an unusual case of a 33-year-old woman that developed a monomorphic EBV-negative