Preferred Label : Familial haemophagocytic lymphohistiocytosis;
ICD-11 definition : Familial hemophagocytic lymphohistiocytosis (FHL) is characterized by a macrophage
activation syndrome presenting with unexplained high fever, irritability, general
pain, oedema and hepatosplenomegaly, usually occurring after a healthy period that
may range from several months after the birth to, more rarely, several years.;
ICD-11 synonym : FEL - [familial erythrophagocytic lymphohistiocytosis]; familial histiocytic reticulosis; familial erythrophagocytic lymphohistiocytosis; FHL - [familial haemophagocytic lymphohistiocytosis]; familial haemophagocytic histiocytosis;
ICD-11 acronym : FHL; FEL;
ICD-11 inclusion : Perforin deficiency (FHL1); STXBP2 deficiency (FHL5); UNC13D deficiency (FHL3); Syntaxin deficiency (FHL4);
Origin ID : 950019605;
UMLS CUI : C0272199;
Currated CISMeF NLP mapping
False automatic mappings
Semantic type(s)
UMLS correspondences (same concept)
Validated automatic mappings to BTNT
Validated automatic mappings to NTBT
Familial hemophagocytic lymphohistiocytosis (FHL) is characterized by a macrophage
activation syndrome presenting with unexplained high fever, irritability, general
pain, oedema and hepatosplenomegaly, usually occurring after a healthy period that
may range from several months after the birth to, more rarely, several years.