raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:2038

Pulmonary arteriovenous malformation

Synonyms: PAVM

Type
Morphological anomaly
Group
Disorder
Inheritance
Multigenic/multifactorial, Unknown
Age of onset
Infancy
Status
active

An aberrant communication between one or more pulmonary arteries and one or more pulmonary veins leading to an anatomic intrapulmonary right-to-left shunt.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enPulmonary arteriovenous malformationPAVM
frMalformation artérioveineuse pulmonaire= en
deFehlbildung, arteriovenöse pulmonalePAVM · Pulmonale arteriovenöse Malformationen
esMalformación arteriovenosa pulmonar= en
itMalformazione arterovenosa polmonare= en
nlPulmonale arterioveneuze malformatie= en
ptMalformação arterio-venosa pulmonar
plPłucna przetoka tętniczo-żylnaPłucny tętniak tętniczo-żylny
csVrozená pulmonální arteriovenózní píštělPlicní arteriovenózní aneuryzma
ukЛегенева артеріовенозна мальформація= en
zh肺动静脉畸形= en
trPulmoner arteriyovenöz malformasyon= en

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM265140Evalidated
ICD-10Q25.7NTBTindexvalidated
ICD-11LA90.5Especificvalidated
MONDO0009930Evalidated
UMLSC0155675Evalidated
GARD4584Evalidated
MedDRA10037332Evalidated

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 (4):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Annual incidence1-9 / 100 0002.5 / 100 000WorldwideValue and classNot yet validated24008954[PMID]
Point prevalenceUnknown—EuropeClass onlyNot yet validatedORPHANET

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

28 annotations · validated 2019-10-30
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0004952Pulmonary arteriovenous fistulas
HP:0001009Telangiectasia
Frequent (79-30%)
HP:0001892Abnormal bleeding
HP:0002094Dyspnea
HP:0012151Hemothorax
HP:0012418Hypoxemia
HP:0002140Ischemic stroke
HP:0002326Transient ischemic attack
Occasional (29-5%)
HP:0001977Abnormal thrombosis
HP:0006689Bacterial endocarditis
HP:0030049Brain abscess
HP:0001217Clubbing
HP:0012735Cough
HP:0000961Cyanosis
HP:0000421Epistaxis
HP:0030148Heart murmur
HP:0002105Hemoptysis
HP:0001891Iron deficiency anemia
HP:0002076Migraine
HP:0001658Myocardial infarction
HP:0001962Palpitations
HP:0011919Pleural empyema
HP:0002092Pulmonary arterial hypertension
HP:0040223Pulmonary hemorrhage
Very rare (<4-1%)
HP:0005244Gastrointestinal infarctions
HP:0100523Liver abscess
HP:0002722Recurrent abscess formation
HP:0001250Seizure

Run the differential on the 2 obligate / very frequent terms

Annotation source: 30386957[PMID]_31241656[PMID]_31326738[PMID]_31523570[PMID]_30386957[PMID]_3189185[PMID]

7

Sources for this card