raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:2941

Porencephaly-cerebellar hypoplasia-internal malformations syndrome

historical

Synonyms: Bonnemann-Meinecke syndrome

Type
Malformation syndrome
Group
Disorder
Age of onset
Antenatal, Neonatal
Status
historical

Porencephaly-cerebellar hypoplasia-internal malformations syndrome is rare central nervous system malformation syndrome characterized by bilateral porencephaly, absence of the septum pellucidum and cerebellar hypoplasia with absent vermis. Additionally, dysmorphic facial features (hypertelorism, epicanthic folds, high arched palate, prominent metopic suture), macrocephaly, corneal clouding, situs inversus, tetralogy of Fallot, atrial septal defects and/or seizures have been observed.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enPorencephaly-cerebellar hypoplasia-internal malformations syndromeBonnemann-Meinecke syndrome
frSyndrome de porencéphalie-hypoplasie cérébelleuse-malformations internesSyndrome de Bonnemann-Meinecke
dePorenzephalie-zerebelläre Hypoplasie-interne Fehlbildungen-SyndromBonnemann-Meinecke-Syndrom
esSíndrome de porencefalia-hipoplasia cerebelosa-malformaciones internasSíndrome de Bonnemann-Meinecke
itPorencefalia - ipoplasia cerebellare - malformazioni interneSindrome di Bonnemann-Meinecke
nlPorencefalie - cerebellaire hypoplasie - inwendige misvormingenBonnemann-Meinecksyndroom
ptSíndrome de porencefalia-hipoplasia cerebelosa-malformações internasSíndrome Bonnemann-Meinecke
plPorencefalia - hipoplazja możdżku - malformacje wewnętrzneZespół Bonnemanna i Meinecke'a
csSyndrom zahrnující porencefalii, mozečkovou hypoplázii a vnitřní malformaceBonnemannové-Meineckeův syndrom · Bonnemann-Meineckeův syndrom
ukСиндром поренцефалії-гіпоплазії мозочка-внутрішніх вад розвиткуСиндром Боннемана-Мейнеке
zh脑穿通畸形-小脑发育不全-内部结构畸形综合征Bonnemann-Meinecke综合征
trPorensefali-serebellar hipoplazi-internal malformasyon sendromuBonnemann-Meinecke sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM601322Evalidated
ICD-10Q87.8NTBTattributedvalidated
MONDO0011036Evalidated
UMLSC0796119Evalidated
GARD4437Evalidated

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)Validated8737647[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_8737647[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