- Symptoms of arteriovenous fistula includes palpitations, weakness, fatigue, and coldness of the right foot.
- Patients may experience marked tachycardia, continuous murmur, and a diminished pulse.
- Pathology of this condition is an abnormal communication between artery and vein.
- Treatment for arteriovenous fistula is surgical repair if symptomatic and large; angiographic embolization if smaller.  Ultrasound-guided direct compression is sometimes an option.
- Arteriovenous fistula may clinically present as high-output cardiac failure.  Iatrogenic arteriovenous fistulas may be seen after arteriography.

Reference:
1. Blackwell's Underground Clinical Vignettes: Anatomy, 3rd Ed.  Bhushan, Vikas, M.D., et al.  Blackwell Science Publishing. 2002.