Orphanet: Pulmonary arteriovenous malformation

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Pulmonary arteriovenous malformation

Disease definition

Pulmonary arteriovenous malformation (PAVM) describes an anatomic communication between a pulmonary artery and a pulmonary vein leading to a right to left extracardiac shunt that can be asymptomatic or can lead to varying manifestations such as dyspnea, hemoptysis, and neurological symptoms.


Classification level: Disorder
  • Synonym(s):
    • PAVM
  • Prevalence: Unknown
  • Inheritance: Not applicable 
  • Age of onset: Childhood, Infancy, Adolescent, Elderly, Adult
  • ICD-10: Q25.7
  • OMIM: 265140
  • UMLS: C0155675
  • MeSH: -
  • GARD: 4584
  • MedDRA: 10037332
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