raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:1120

Lung agenesis-heart defect-thumb anomalies syndrome

Synonyms: Mardini-Nyhan syndrome

Type
Malformation syndrome
Group
Disorder
Age of onset
Antenatal
Status
active

A rare genetic disease characterized by the association of unilateral complete or partial lung agenesis, complex congenital cardiac anomalies such as atrial septal defect, total anomalous pulmonary venous return, or patent ductus arteriosus, and ipsilateral or bilateral thumb abnormalities. Presence of facial dysmorphism and other malformative features has also been reported.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enLung agenesis-heart defect-thumb anomalies syndromeMardini-Nyhan syndrome
frSyndrome d'agénésie pulmonaire-anomalie cardiaque-pouce triphalangéSyndrome de Mardini-Nyhan
deLungenagenesie-Herzfehler-Daumenanomalien-SyndromMardini-Nyhan-Syndrom
esSíndrome de agenesia pulmonar-defecto cardíaco-anomalías del pulgarSíndrome de Mardini-Nyhan
itSindrome agenesia polmonare-cardiopatia-anomalie del polliceSindrome di Mardini-Nyhan
nlLongagenesie - hartdefect - duimanomalieën-syndroomSyndroom van Mardini-Nyhan
ptSíndrome de agenesia pulmonar-cardiopatia-anomalias dos polegares
plAgnezja płuc - wada serca - anomalie kciukaZespół Mardini i Nyhan
csSyndrom zahrnující plicní agenezi, srdeční defekt a anomálie prstůMardiniho-Nyhanův syndrom · Mardini-Nyhanův syndrom
ukСиндром агенезії легень - вади серця - аномалії великого пальцяСиндром Мардіні-Ніхана
zh肺发育缺陷-心脏缺陷-拇指畸形综合征Mardini-Nyhan综合征
trAkciğer agenezi-kalp defekti-başparmak anomalileri sendromuMardini-Nyhan sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM601612Evalidated
ICD-10Q87.8NTBTattributedvalidated
ICD-11LD2F.1YNTBTattributedvalidated
MONDO0011116Evalidated
UMLSC4302918Evalidated
GARD3378Evalidated

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 (4):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_25487726[PMID]_26513515[PMID]
Cases/families9 casesWorldwideCase(s)Validated25487726[PMID]_26513515[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

27 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0002093Respiratory insufficiency
Frequent (79-30%)
HP:0002101Abnormal lung lobation
HP:0010772Anomalous pulmonary venous return
HP:0006703Aplasia/Hypoplasia of the lungs
HP:0001631Atrial septal defect
HP:0001680Coarctation of aorta
HP:0001522Death in infancy
HP:0001643Patent ductus arteriosus
Occasional (29-5%)
HP:0001646Abnormal aortic valve morphology
HP:0011039Abnormal helix morphology
HP:0000772Abnormal rib morphology
HP:0001172Abnormal thumb morphology
HP:0006695Atrioventricular canal defect
HP:0001647Bicuspid aortic valve
HP:0007598Bilateral single transverse palmar creases
HP:0000776Congenital diaphragmatic hernia
HP:0001177Preaxial hand polydactyly
HP:0009623Proximal placement of thumb
HP:0001250Seizure
HP:0009882Short distal phalanx of finger
HP:0009778Short thumb
HP:0002414Spina bifida
HP:0001772Talipes equinovalgus
HP:0005180Tricuspid regurgitation
HP:0001199Triphalangeal thumb
HP:0002119Ventriculomegaly
HP:0003422Vertebral segmentation defect

Run the differential on the 1 obligate / very frequent terms

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Sources for this card