Pulmonary arteriovenous fistula are an uncommon disorder, and are most
frequently congental, usually then associated with hereditary hemorrh
agic telangectasia (Rendu-Osler-Weber disease). We present, to our kno
wledge, the first case of a pulmonary arteriovenous fistula detected b
y gadolinum-enhanced pulmonary magnetic resonance angiography and conf
irmed by digital subtraction pulmonary angiography in a patient were t
he CT scan was unremarkable.