Pulmonary arterio-venous fistula.
D001164:Arteriovenous Fistula; D005402:Fistula; D006801:Humans; D011651:Pulmonary Artery / Q000002:abnormalities*; D011667:Pulmonary Veins / Q000002:abnormalities*; D015619:Respiratory System Abnormalities; D054079:Vascular Malformations
PULMONARY ARTERY/abnormalities; PULMONARY VEINS/abnormalities