the first patient , who lymphoma was diagnosed 9 months after im , was one of a well-described kindred with the x-linked lymphoproliferative syndrome ( xlp ) in which affected young males lack the ability to mount an effective immune response to primary infection with the epstein-barr virus ( ebv ) ( i.e. , infectious mononucleosis ) , and subsequently develop fatal lymphoproliferative disorders of the b-cell type .
C0024299
lymphoma
C0024314
lymphoproliferative