raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:1908

Aminopterin/methotrexate embryofetopathy

Synonyms: Aminopterin embryopathy syndrome · Fetal aminopterin syndrome

Type
Malformation syndrome
Group
Disorder
Inheritance
Not applicable
Age of onset
Antenatal, Neonatal
Status
active

A syndrome of developmental anomalies characterized by growth deficiency, facial dysmorphism and skull, limb and neural defects secondary to maternal exposure to aminopterin or methotrexate (MTX) during pregnancy.

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Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enAminopterin/methotrexate embryofetopathyAminopterin embryopathy syndrome · Fetal aminopterin syndrome
frEmbryofoetopathie à l'aminoptérine/méthotrexateExposition anténatale au méthotrexate · Exposition anténatale à l'aminoptérine
deAminopterin/Methotrexat-EmbryopathieAminopterin-Embryopathie · Aminopterin-Exposition, vorgeburtliche · Aminopterin-Syndrom, fetales
esEmbriofetopatía por aminopterina/metotrexatoSíndrome de aminopterina fetal · Síndrome de embriopatía por aminopterina
itEmbriofetopatia da aminopterina/methotrexateEmbriopatia sindromica da aminopterina · Sindrome fetale da aminopterina
nlAminopterine/methotrexaat-embryofoetopathieAminopterine-embryopathiesyndroom · Foetaal aminopterinesyndroom
ptEmbriofetopatia por aminopterina/metotrexatoSíndrome aminopterina fetal
plEmbriofetopatia aminopterynowa/metotreksatowaPłodowy zespół aminopterynowy · Zespół embriopatii aminopterynowej
csAminopterinová/metotrexátová embryofetopatieSyndrom aminopterinové embryopatie · Fetální aminopterinový syndrom
ukАміноптерин/метотрексатна ембріофетопатіяСиндром аміноптеринової ембріопатії · Фетальний аміноптериновий синдром
zh氨基蝶呤/甲氨蝶呤胚胎胎儿病氨基蝶呤胚胎病综合征
trAminopterin / metotreksat embriyofetopatifetal aminopterin sendromu · Aminopterin embriyopati sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10Q86.8NTBTattributedvalidated
ICD-11LD2F.0YNTBTindexvalidated
MONDO0016004Evalidated
UMLSC0432367Evalidated
GARD2294Evalidated
MedDRA10071183Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

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Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (2):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families17 casesWorldwideCase(s)ValidatedORPHANET
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET

Value is Orphadata's ValMoy: the mean estimate per 100 000 for prevalence and incidence, the number of cases or families for case reports.

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HPO phenotypes

33 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0002323Anencephaly
HP:0000286Epicanthus
HP:0000238Hydrocephalus
HP:0000316Hypertelorism
HP:0000303Mandibular prognathia
HP:0003027Mesomelia
HP:0002983Micromelia
HP:0000520Proptosis
HP:0004322Short stature
HP:0002652Skeletal dysplasia
HP:0009891Underdeveloped supraorbital ridges
HP:0000431Wide nasal bridge
Frequent (79-30%)
HP:0000175Cleft palate
HP:0002084Encephalocele
HP:0001511Intrauterine growth retardation
HP:0002435Meningocele
HP:0000252Microcephaly
HP:0000347Micrognathia
HP:0100335Non-midline cleft of the upper lip
HP:0000358Posteriorly rotated ears
HP:0001883Talipes
Occasional (29-5%)
HP:0001231Abnormal fingernail morphology
HP:0007360Aplasia/Hypoplasia of the cerebellum
HP:0007370Aplasia/Hypoplasia of the corpus callosum
HP:0009601Aplasia/Hypoplasia of the thumb
HP:0006101Finger syndactyly
HP:0001360Holoprosencephaly
HP:0004935Pulmonary artery atresia
HP:0001696Situs inversus totalis
HP:0001792Small nail
HP:0010301Spinal dysraphism
HP:0001636Tetralogy of Fallot
HP:0001629Ventricular septal defect

Run the differential on the 12 obligate / very frequent terms

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Sources for this card