raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:287

Classical Ehlers-Danlos syndrome

Synonyms: Classical EDS · cEDS

Type
Disease
Group
Disorder
Inheritance
Autosomal dominant
Age of onset
Childhood, Infancy, Neonatal
Status
active

A rare inherited connective tissue disorder characterized by skin hyperextensibility, widened atrophic scars, and generalized joint hypermobility.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enClassical Ehlers-Danlos syndromeClassical EDS · cEDS
frSyndrome d'Ehlers-Danlos classiqueEDS classique · EDSc · SED classique · SEDc
deEhlers-Danlos-Syndrom, klassischer TypEDS, klassisches · cEDS
esSíndrome de Ehlers-Danlos clásicoSED clásico
itSindrome di Ehlers-Danlos tipo classicoEDS, tipo classico
nlKlassiek syndroom van Ehlers-DanlosKlassiek EDS · cEDS
ptSíndrome Ehlers-Danlos clássico
plZespół Ehlersa i Danlosa, typ klasycznyEDS, typ klasyczny
csEhlersův-Danlosův syndrom, klasický typEDS, klasický typ · Ehlers-Danlosův syndrom, klasický typ
ukКласичний синдром Елерса-ДанлосаcEDS · Класичний EDS
zh经典型Ehlers-Danlos综合征经典型EDS
trKlasik Ehlers-Danlos sendromucEDS · Klasik EDS

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM130000BTNTvalidated
OMIM130010BTNTvalidated
ICD-10Q79.6NTBTattributedvalidated
ICD-11LD28.10NTBTindexvalidated
MONDO0007522Evalidated
UMLSC4225429Evalidated
GARD2088Evalidated

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 (4):

No children.

Codes that Orphanet moved or referred to this one:

4

Genes

3 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
COL1A1Disease-causing germline mutation(s) inAssessedHGNC:2197ENSG0000010882112015017q21.33collagen type I alpha 1 chain10739762[PMID]
COL5A1Disease-causing germline mutation(s) inAssessedHGNC:2209ENSG000001306351202159q34.3collagen type V alpha 1 chain15580559[PMID]_22696272[PMID]
COL5A2Disease-causing germline mutation(s) inAssessedHGNC:2210ENSG000002042621201902q32.2collagen type V alpha 2 chain15580559[PMID]_22696272[PMID]
5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalence1-9 / 100 0005 / 100 000WorldwideValue and classValidated20301422[PMID]_20847697[PMID]_[EXPERT]

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

68 annotations · validated 2020-03-27
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0001075Atrophic scarsDiagnostic criterion
HP:0001073Cigarette-paper scars
HP:0001030Fragile skinDiagnostic criterion
HP:0002761Generalized joint hypermobilityDiagnostic criterion
HP:0000974Hyperextensible skinDiagnostic criterion
HP:0001027Soft, doughy skinDiagnostic criterion
HP:0001065Striae distensae
Frequent (79-30%)
HP:0012450Chronic constipation
HP:0012378Fatigue
HP:0002020Gastroesophageal reflux
HP:0100790HerniaDiagnostic criterion
HP:0001252Hypotonia
HP:0001373Joint dislocationDiagnostic criterion
HP:0003394Muscle spasm
HP:0001324Muscle weakness
HP:0002018Nausea
HP:0000938Osteopenia
HP:0001058Poor wound healing
HP:0003771Pulp calcification
HP:0002013Vomiting
Occasional (29-5%)
HP:0000481Abnormal cornea morphology
HP:0001760Abnormal foot morphology
HP:0031653Abnormal heart valve physiology
HP:0010754Abnormality of the temporomandibular joint
HP:0001063Acrocyanosis
HP:0002616Aortic root aneurysm
HP:0005294Arterial dissection
HP:0025019Arterial rupture
HP:0004947Arteriovenous fistula
HP:0002829Arthralgia
HP:0000015Bladder diverticulum
HP:0010749Blepharochalasis
HP:0000978Bruising susceptibilityDiagnostic criterion
HP:0030009Cervical insufficiency
HP:0010750Dermatochalasis
HP:0004944Dilatation of the cerebral artery
HP:0003083Dislocated radial headDiagnostic criterion
HP:0031364Ecchymosis
HP:0000286EpicanthusDiagnostic criterion
HP:0002036Hiatus herniaDiagnostic criterion
HP:0002827Hip dislocation
HP:0004872Incisional hernia
HP:0000023Inguinal herniaDiagnostic criterion
HP:0001386Joint swelling
HP:0009763Limb pain
HP:0000993Molluscoid pseudotumorsDiagnostic criterion
HP:0001270Motor delay
HP:0002758Osteoarthritis
HP:0002999Patellar dislocationDiagnostic criterion
HP:0001763Pes planus
HP:0006243Phalangeal dislocation
HP:0025509Piezogenic pedal papules
HP:0001622Premature birth
HP:0001788Premature rupture of membranes
HP:0007495Prematurely aged appearance
HP:0003010Prolonged bleeding time
HP:0002035Rectal prolapse
HP:0002650Scoliosis
HP:0003834Shoulder dislocation
HP:0025014Subcutaneous spheroidsDiagnostic criterion
HP:0001762Talipes equinovarus
HP:0001537Umbilical herniaDiagnostic criterion
HP:0000139Uterine prolapse
Very rare (<4-1%)
HP:0002315Headache
HP:0001653Mitral regurgitation
HP:0001634Mitral valve prolapse
HP:0001278Orthostatic hypotension
HP:0001704Tricuspid valve prolapse

Run the differential on the 7 obligate / very frequent terms

Annotation source: 20301422[PMID]_28192633[PMID]_29121166[PMID]

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Sources for this card