raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:1485

Arthrogryposis-hyperkeratosis syndrome, lethal form

historical

Synonyms: Johnston-Aarons-Schelley syndrome

Type
Malformation syndrome
Group
Disorder
Inheritance
Unknown
Age of onset
Neonatal
Status
historical

A rare arthrogryposis multiplex congenita characterized by contractures (of the large joints, fingers and toes) and hyperkeratosis. Patients present with prematurity and decreased or absent sensory response. Severe hypoplasia of the dorsal roots and posterior columns has been reported. It is a lethal condition that occurs in early infancy. There have been no further descriptions in the literature since 1993.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enArthrogryposis-hyperkeratosis syndrome, lethal formJohnston-Aarons-Schelley syndrome
frArthrogrypose-hyperkératose létaleSyndrome de Johnston-Aarons-Schelley
deArthrogrypose-Hyperkeratose-Syndrom, letaler TypJohnston-Aarons-Schelley-Syndrom
esSíndrome de artrogriposis-hiperqueratosis, forma letal
itArtrogriposi - ipercheratosi, forma letaleSindrome di Johnston-Aarons-Schelley
nlArtrogrypose - hyperkeratose-syndroom, letale vormSyndroom van Johnston-Aarons-Schelley
ptSíndrome de artrogripose-hiperqueratose, forma letalSíndrome Johnston-Aarons-Schelley
plArtrogrypoza - hiperkeratoza forma śmiertelnaZespół Johnstona, Aaronsa i Schelley
csSyndrom zahrnující artrogrypózu a hyperkeratózu, letální formaJohnstonové-Aaronsův-Schelleyové syndrom · Johnston-Aarons-Schelleyové syndrom
ukАртрогрипозно-гіперкератозний синдром, летальна формаСиндром Джонстона-Ааронса-Шеллі
zh关节挛缩-角化过度综合征,致死型Johnston-Aarons-Schelley综合征
trArtrogripozis-hiperkeratoz sendromu, letal formJohnston-Aarons-Schelley sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM208158Evalidated
ICD-10Q68.8NTBTattributedvalidated
MONDO0008826Evalidated
MeSHC535883Evalidated
UMLSC1859710Evalidated
GARD3053Evalidated

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

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families2 casesWorldwideCase(s)Validated8213913[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_8213913[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

Orphanet has no HPO annotation for this code in this release.

7

Sources for this card