arteriovenous (AV) fistula

Introduction

Any channel bypassing the normal capillary system connecting the arterial & venous sides of the circulation, spontaneously occuring including AV malformation.

Radiology

• ultrasound of AV fistula

Complications

• AV fistula thrombosis

Notes

• also see arteriovenous shunt for surgically created arteriovenous fistula

More general terms

• arterial fistula
• venous fistula
• anastomosis
• abnormal morphologic structure (malformation)

More specific terms

• arteriovenous malformation (AVM)
• spinal dural arteriovenous fistula

Additional terms

• arteriovenous (AV) shunt