Pulmonary arteriovenous aneurysm.
D000368:Aged; D000783:Aneurysm; D001164:Arteriovenous Fistula; D005402:Fistula; D006801:Humans; D008168:Lung / Q000098:blood supply*; D015619:Respiratory System Abnormalities
FISTULA, ARTERIOVENOUS; LUNG/blood supply