raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:1807

Focal facial dermal dysplasia type III

Synonyms: FFDD type III · FFDD3 · Focal facial dermal dysplasia 3, Setleis type · Setleis syndrome

Type
Clinical subtype
Group
Subtype of disorder
Inheritance
Autosomal dominant, Autosomal recessive
Age of onset
Antenatal, Neonatal
Status
active

Focal facial dermal dysplasia type III (FFDD3) is a rare focal facial dermal dysplasia (FFDD), characterized primarily by congenital bitemporal scar-like depressions and a typical, but variable facial dysmorphism, which may include distichiasis (upper lids) or lacking eyelashes, slanted eyebrows and a flattened and/or bulbous nasal tip and other features such as a low frontal hairline, sparse hair, redundant skin, epicanthal folds, low-set dysplastic ears, blepharitis and conjunctivitis.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enFocal facial dermal dysplasia type IIIFFDD type III · FFDD3 · Focal facial dermal dysplasia 3, Setleis type · Setleis syndrome
frDysplasie dermique faciale focale type IIIDysplasie dermique faciale focale 3, type Setleis · FFDD type III · FFDD3 · Syndrome de Setleis
deDysplasie, dermale faziale fokale, Typ IIIFFDD Typ III · FFDD3 · Fokale faziale dermale Dysplasie 3 Typ Setleis · Setleis-Syndrom
esDisplasia dérmica focal facial tipo IIIDisplasia dérmica facial focal 3 tipo Setleis · Displasia dérmica focal facial 3 tipo Setleis · FFDD tipo III · FFDD3 · Síndrome de Setleis
itDisplasia dermica facciale focale, tipo IIIDisplasia dermica facciale focale 3, tipo Setleis · FFDD, tipo III · FFDD3 · Sindrome di Setleis
nlFocale faciale dermale dysplasie type IIIFFDD type III · FFDD3 · Focale faciale dermale dysplasie 3, Setleis-type · Setleissyndroom
ptDisplasia dérmica focal facial tipo IIIDisplasia dérmica facial focal 3, tipo Setleis · FFDD tipo III · FFDD3 · Síndrome Setleis
plOgniskowa dysplazja skóry twarzy typu IIIFFDD type III · FFDD3 · Ogniskowa dysplazja skóry twarzy 3, typ Setleisa · Zespół Setleisa
csFokální faciální dermální dysplázie, typ IIIFFDD typ III · FFDD3 · Fokální faciální dermální dysplázie 3, Setleisův typ · Setleisův syndrom
ukФокапльна дисплазія шкіри обличчя, тип IIIFFDD тип III · FFDD3 · Фокальна дисплазія дерми обличчя 3, тип Сетлейса · Синдром Сетлейса
zh局灶性面部皮肤发育不良III型局灶性面部皮肤发育不良III型,Setleits型
trFokal yüz dermal displazi tip IIIFFDD3 · FFDD tip III · Setleis sendromu · Fokal fasiyal dermal displazi 3, Setleis tipi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM227260Evalidated
ICD-10Q82.8NTBTattributedvalidated
ICD-11LD27.0YNTBTattributedvalidated
MONDO0009203Evalidated
MeSHC536385Evalidated
UMLSC1744559Evalidated
GARD121Evalidated

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 (1):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
TWIST2Disease-causing germline mutation(s) inAssessedHGNC:20670ENSG000002336086075562q37.3twist family bHLH transcription factor 2
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass onlyValidatedORPHANET
Cases/families20 casesWorldwideCase(s)Validated21931173[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

23 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0010720Abnormal hair pattern
HP:0100781Abnormality of the sacroiliac joint
HP:0008065Aplasia/Hypoplasia of the skin
HP:0010751Chin dimple
HP:0000457Depressed nasal ridge
HP:0002714Downturned corners of mouth
HP:0007495Prematurely aged appearance
HP:0001582Redundant skin
HP:0008070Sparse hair
Frequent (79-30%)
HP:0010935Abnormality of the upper urinary tract
HP:0002023Anal atresia
HP:0009743Distichiasis
HP:0000286Epicanthus
HP:0002553Highly arched eyebrow
HP:0000322Short philtrum
HP:0005338Sparse lateral eyebrow
HP:0007776Sparse lower eyelashes
HP:0000431Wide nasal bridge
Occasional (29-5%)
HP:0000494Downslanted palpebral fissures
HP:0001053Hypopigmented skin patches
HP:0000632Lacrimation abnormality
HP:0007565Multiple cafe-au-lait spots
HP:0000486Strabismus

Run the differential on the 9 obligate / very frequent terms

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Sources for this card