Fig. 4From: Role of early postoperative ultrasonography in prediction of AV fistula failure in hemodialysis patientsA 41-year-old male patient with history of polycystic kidney. a Color Doppler US 10 days after the surgery demonstrates the blood flow at the anastomosis (volume flow is 146.1 ml/min). b Color Doppler US demonstrates late postoperative period volume flow measurement 196 ml/min, and this fistula failed to matureBack to article page