raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:117

Behçet disease

Type
Disease
Group
Disorder
Inheritance
Multigenic/multifactorial
Age of onset
Adolescent, Adult, Childhood
Status
active

A rare, chronic, relapsing, multisystemic vasculitis characterized by mucocutaneous lesions, as well as articular, vascular, ocular and central nervous system manifestations.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enBehçet disease
frMaladie de Behçet
deBehçet-SyndromBehçet-Krankheit · Morbus Adamantiades-Behçet
esEnfermedad de Behçet
itMalattia di Behçet
nlZiekte van Behçet
ptDoença Behçet
plChoroba Behçeta
csBehçetův syndrom
ukХвороба Бехчета
zh白塞病
trBehçet hastalığı

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM109650Evalidated
ICD-10M35.2Especificvalidated
ICD-114A62Especificvalidated
MONDO0007191Evalidated
MeSHD001528Evalidated
UMLSC0004943Evalidated
GARD848Evalidated
MedDRA10004213Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

3

Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (9):

No children.

4

Genes

15 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
C4AMajor susceptibility factor inAssessedHGNC:1323ENSG000002447311208106p21.33complement C4A (Chido/Rodgers blood group)23918728[PMID]
CCR1Major susceptibility factor inAssessedHGNC:1602ENSG000001638236011593p21.31C-C motif chemokine receptor 126097239[PMID]
ERAP1Major susceptibility factor inAssessedHGNC:18173ENSG000001643076068325q15endoplasmic reticulum aminopeptidase 126097239[PMID]
FASMajor susceptibility factor inAssessedHGNC:11920ENSG0000002610313463710q23.31Fas cell surface death receptor26136352[PMID]
HLA-BMajor susceptibility factor inAssessedHGNC:4932ENSG000002347451428306p21.33major histocompatibility complex, class I, B20622878[PMID]
IFNGR1Major susceptibility factor inAssessedHGNC:5439ENSG000000276971074706q23.3interferon gamma receptor 133393726[PMID]
IL10Major susceptibility factor inAssessedHGNC:5962ENSG000001366341240921q32.1interleukin 1020622878[PMID]_26015771[PMID]
IL12AMajor susceptibility factor inAssessedHGNC:5969ENSG000001688111615603q25.33interleukin 12A25799145[PMID]
IL12A-AS1Major susceptibility factor inAssessedHGNC:49094ENSG000002440403q25.33IL12A antisense RNA 126097239[PMID]
IL23RMajor susceptibility factor inAssessedHGNC:19100ENSG000001625946075621p31.3interleukin 23 receptor23633568[PMID]
KLRC4Major susceptibility factor inAssessedHGNC:6377ENSG0000018354260289312p13.2killer cell lectin like receptor C426097239[PMID]
MEFVMajor susceptibility factor inAssessedHGNC:6998ENSG0000010331360810716p13.3MEFV innate immunity regulator, pyrin23633568[PMID]
STAT4Major susceptibility factor inAssessedHGNC:11365ENSG000001383786005582q32.2-q32.3signal transducer and activator of transcription 423001997[PMID]_26097239[PMID]
TLR4Major susceptibility factor inAssessedHGNC:11850ENSG000001368696030309q33.1toll like receptor 423633568[PMID]
UBAC2Major susceptibility factor inAssessedHGNC:20486ENSG0000013488213q32.3UBA domain containing 221918955[PMID]_22455605[PMID]
5

Prevalence and incidence

18 records
TypeClassValueAreaQualificationValidationSource
Annual incidence1-9 / 1 000 0000.66 / 100 000SpainValue and classValidated10743812[PMID]
Annual incidence1-9 / 1 000 0000.24 / 100 000ItalyValue and classValidated17266063[PMID]
Point prevalence1-9 / 100 0005.2 / 100 000United StatesValue and classValidated19405011[PMID]
Annual incidence1-9 / 1 000 0000.58 / 100 000Iran, Islamic Republic ofValue and classValidated21199472[PMID]
Point prevalence1-9 / 100 0007.1 / 100 000FranceValue and classValidated19035493[PMID]
Point prevalence1-9 / 100 0003.8 / 100 000ItalyValue and classValidated17266063[PMID]
Point prevalence1-5 / 10 00011.1 / 100 000United KingdomValue and classValidated36068543[PMID]
Point prevalence1-9 / 100 0001.2 / 100 000SwedenValue and classValidated7904097[PMID]
Point prevalence1-9 / 100 0001.5 / 100 000PortugalValue and classValidated10519357[PMID]
Point prevalence1-5 / 10 00010 / 100 000JapanValue and classValidated19035493[PMID]_[EXPERT]
Point prevalence>1 / 1000225 / 100 000TurkeyValue and classValidated19035493[PMID]_[EXPERT]
Point prevalence1-5 / 10 00016.7 / 100 000Iran, Islamic Republic ofValue and classValidated10519357[PMID]
Point prevalence1-5 / 10 00015.2 / 100 000IsraelValue and classValidated16897122[PMID]
Point prevalence1-9 / 100 0001.4 / 100 000Taiwan, Province of ChinaValue and classNot yet validated22899470[PMID]
Annual incidence1-9 / 1 000 0000.8 / 100 000Taiwan, Province of ChinaValue and classValidated22899470[PMID]
Point prevalence1-5 / 10 00020 / 100 000Saudi ArabiaValue and classValidated10519357[PMID]
Point prevalence1-9 / 100 000—EuropeClass onlyNot yet validatedORPHANET
Annual incidence1-9 / 100 0001.51 / 100 000Korea, Republic ofValue and classValidated32770715[PMID]

Value is Orphadata's ValMoy: the mean estimate per 100 000 for prevalence and incidence, the number of cases or families for case reports.

6

HPO phenotypes

85 annotations · validated 2024-01-26
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0001369Arthritis
HP:0012378Fatigue
HP:0001945Fever
HP:0001287Meningitis
HP:0002076Migraine
HP:0003326Myalgia
HP:0002017Nausea and vomiting
HP:0000155Oral ulcer
HP:0100796Orchitis
HP:0200034Papule
HP:0000613Photophobia
HP:0011107Recurrent aphthous stomatitis
HP:0001482Subcutaneous nodule
HP:0002633Vasculitis
Frequent (79-30%)
HP:0002027Abdominal pain
HP:0008066Abnormal blistering of the skin
HP:0001061Acne
HP:0002829Arthralgia
HP:0001289Confusion
HP:0011227Elevated circulating C-reactive protein concentration
HP:0003565Elevated erythrocyte sedimentation rate
HP:0012219Erythema nodosum
HP:0001288Gait disturbance
HP:0002239Gastrointestinal hemorrhage
HP:0003249Genital ulcers
HP:0002315Headache
HP:0001269Hemiparesis
HP:0100326Immunologic hypersensitivity
HP:0012649Increased inflammatory response
HP:0007813Nongranulomatous uveitis
HP:0012121Panuveitis
HP:0025532Positive pathergy test
HP:0200039Pustule
HP:0002638Superficial thrombophlebitis
HP:0004936Venous thrombosis
Occasional (29-5%)
HP:4000041AA amyloidosis
HP:0001637Abnormal myocardium morphology
HP:0007256Abnormal pyramidal sign
HP:0002039Anorexia
HP:0001659Aortic regurgitation
HP:0004420Arterial thrombosis
HP:0001251Ataxia
HP:0000708Atypical behavior
HP:0010885Avascular necrosis
HP:0000618Blindness
HP:0000518Cataract
HP:0002637Cerebral ischemia
HP:0006824Cranial nerve paralysis
HP:0002376Developmental regression
HP:0100584Endocarditis
HP:0000031Epididymitis
HP:0100758Gangrene
HP:0100820Glomerulopathy
HP:0002105Hemoptysis
HP:0001347Hyperreflexia
HP:0002516Increased intracranial pressure
HP:0002383Infectious encephalitis
HP:0000737Irritability
HP:0001097Keratoconjunctivitis sicca
HP:0002716Lymphadenopathy
HP:0002024Malabsorption
HP:0002354Memory impairment
HP:0001653Mitral regurgitation
HP:0001658Myocardial infarction
HP:0012819Myocarditis
HP:0100614Myositis
HP:0033430Non-infectious meningitis
HP:0100653Optic neuritis
HP:0001733Pancreatitis
HP:0003401Paresthesia
HP:0001701Pericarditis
HP:0002202Pleural effusion
HP:0002102Pleuritis
HP:0002204Pulmonary embolism
HP:0002113Pulmonary infiltrates
HP:0001954Recurrent fever
HP:0000083Renal insufficiency
HP:0000488Retinopathy
HP:0100654Retrobulbar optic neuritis
HP:0001250Seizure
HP:0001744Splenomegaly
HP:0002321Vertigo
HP:0001824Weight loss
Very rare (<4-1%)
HP:0002014Diarrhea
HP:0000099Glomerulonephritis

Run the differential on the 12 obligate / very frequent terms

Annotation source: 33622338[PMID]_37414674[PMID]_36611332[PMID]

7

Sources for this card