Term Name:	X-linked lymphoproliferative syndrome 1
Synonyms:	XLP1
Definition:	A lymphoproliferative syndrome characterized by severe immune dysregulation after viral infection that may manifest as severe or fatal mononucleosis, acquired hypogammaglobulinema, hemophagocytic lymphohistiocytosis, and/or malignant lymphoma and that has_material_basis_in X-linked mutation in the SH2D1A gene on chromosome Xq25.
Ontology:	Human Disease [DOID:0060705]   ( DOID:0060705 )