male patients with the x-linked lymphoproliferative syndrome ( xlp ) have an inherited immune deficiency to epstein-barr virus ( ebv ) infection that results in fatal infectious mononucleosis ( im ) , acquired hypogammaglobulinemia- or agammaglobulinemia , virus-associated hemophagocytic syndrome , and non-hodgkin 's malignant lymphoma ( ml ) .
C0149678
epstein-barr virus
C0024291
hemophagocytic syndrome