raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:86822

Lissencephaly type 3-metacarpal bone dysplasia syndrome

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal recessive
Age of onset
Antenatal, Neonatal
Status
active

A rare syndromic form of lissencephaly characterized by severe microcephaly, agyria, agenesis of the corpus callosum, cerebellar hypoplasia, facial dysmorphology and epiphyseal stippling of the metacarpal bones. The syndrome may be an allelic variant of Neu-Laxova syndrome and Lissencephaly type III with cystic dilations of the cerebellum and foetal akinesia sequence.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enLissencephaly type 3-metacarpal bone dysplasia syndrome
frSyndrome de lissencéphalie type 3-dysplasie métacarpienne
deLissenzephalie Typ 3-metakarpale Knochendysplasie-Syndrom
esSíndrome de lisencefalia tipo 3-displasia ósea metacarpiana
itLissencefalia tipo 3 - displasia delle ossa metacarpali
nlLissencefalie type 3 - dysplasie van metacarpus-syndroom
ptSíndrome de lisencefalia tipo 3-displasia óssea dos metacarpos
plLizencefalia typu 3 - dysplazja kości śródręcza
csSyndrom zahrnující lissencefalii typu 3 a dysplázii metakarpálních kostí
ukСиндром лісенцефалії 3-го типу з ураженням 3-х пʼясткових кісток
zh无脑回畸形3型-掌骨发育不良综合征
trLizensefali tip 3-metakarpal kemik displazisi sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM601160Evalidated
ICD-10Q04.3NTBTattributedvalidated
ICD-11LD20.1NTBTindexvalidated
MONDO0011004Evalidated
UMLSC4305254Evalidated

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)Validated11170088[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_11170088[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 2016-11-25
HPOTerm (as annotated by Orphanet)Diagnostic
Obligate (100%)
HP:0001511Intrauterine growth retardation
HP:0001561Polyhydramnios
Very frequent (99-80%)
HP:0002134Abnormal basal ganglia morphology
HP:0003330Abnormal bone structure
HP:0008178Abnormal cartilage matrix
HP:0002804Arthrogryposis multiplex congenita
HP:0006827Atrophy of the spinal cord
HP:0001321Cerebellar hypoplasia
HP:0006872Cerebral hypoplasia
HP:0003405Diffuse axonal swelling
HP:0010655Epiphyseal stippling
HP:0000282Facial edema
HP:0002365Hypoplasia of the brainstem
HP:0001339Lissencephaly
HP:0000252Microcephaly
HP:0007190Neuronal loss in the cerebral cortex
HP:0001302Pachygyria
HP:0001338Partial agenesis of the corpus callosum
HP:0002089Pulmonary hypoplasia
HP:0009882Short distal phalanx of finger
HP:0010049Short metacarpal
HP:0012697Small basal ganglia
HP:0001762Talipes equinovarus

Run the differential on the 12 obligate / very frequent terms

Annotation source: 11170088[PMID]_11170088[PMID]

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Sources for this card