SDMS CME Credit – The Flow Volume and Resistance Index of Patent Arteriovenous Fistulas,With Proper Function,Compared to Unhealthy Arteriovenous Fistulas,Using Spectral Doppler

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Authors: Neda Akhoundi, MD, Negar Heydari, MD, Abdolhassan Shakeri-Bavil, MD, Javad Jalili, MD, Elnaz Heydari, MD, Alireza Siami, MSc, Jalal Etemadi, MD, Sonia Sedghian, MD, Zahra Naseri, MD, and Sajjad Pourasghary, MD

Category: Vascular Technology [VT]

Credit: 0.75 SDMS CME Credit

Objectives: After studying the article, you should be able to:

• Discuss sonographic indicators of unhealthy arteriovenous fistulas.

• Explain the types of arteriovenous fistulas.

• Define the spectral Doppler criteria of evaluating arteriovenous fistulas.

1. Among the control group, ___ of the 61 arteriovenous fistulas were brachial-basilic.

2. B. 22

3. C. 31

4. D. 61

The most common diagnostic complication in this study was ___________.

A. Stenosis

B. Thrombosis

C. Aneurysm

D. Infection

Hemodialysis is typically performed with flow rates of ________mL/min.

A. ≥1500

B. 1000-1500

C. 500-1000

D. 350-450

There was no statistical significance between healthy and unhealthy arteriovenous fistulas found in the ________.

A. Diameter of draining vessel

B. Flow rate

C. Pulsatility index

D. Resistive index

The P-value for the distance between the vein and skin surface in this study is _________.

A. 0.089

B. 0.004

C. 0.098

D. 0.067