Objective To explore and understand the value of sonography in diagnosis of arteriovenous fistulas in peripheral vessels.

Objective To observe characteristic imaging of arteriovenous fistulas (AVF) of periphery vessel, and to evaluate the differential diagnosis of AVF by ultrasonography.

Aim: To investigate the effect of antiplatelet drugs on thrombosis of arteriovenous fistulae (AVFs) with artificial vessels seeded with endothelial cells.