A 66 year-old woman free of any coronary and valvular heart disease pr
esented to our hospital with acute and severe congestive heart failure
associated with increased blood flow-angiography showed an intraparen
chymatous arteriovenous fistula of the left kidney and a kidney cancer
. The patient was discharged after nephrectomy and complete heart reco
very as assessed from the normality of the hemodynamic exploration of
the right ventricle.