Pulmonary Arteriovenous Fistula

**Semantic type:** Disease or Syndrome

**Definition:** A congenital or acquired malformation characterized by abnormal communication between the pulmonary arteries and pulmonary veins in the lungs.

**Synonyms:** - Arteriovenous Fistula of Pulmonary Vessels - Arteriovenous fistula of pulmonary vessels - Pulmonary AV Fistula - Pulmonary Arteriovenous Malformation