google ads

Kidney CT Appearances

 

 


Renal AV Malformation (AVM) CT Findings

  • Simultaneous opacification of renal arteries and the draining vein
  • Best seen typically on arterial phase imaging and poorly seen on excretory phase imaging
  • Can be due to trauma (e.g. stab wound, GSW) or be congenital in origin
  • Can present clinically with hematuria

Renal AVM CT Findings

Other Information About Renal AVM

Etiology:

  • Trauma from renal biopsy or surgery

Epidemiology:

  • Peak incidence between 30-40 years of age
  • More common in females

Presentation:

  • May be asymptomatic
  • Flank pain
  • Hematuria
  • Perinephric hematoma
  • Abdominal mass or bruit
  • Hypertension
  • High-output heart failure

Prognosis:

  • Treatment and prognosis depends on how advanced the AVM is

Related Pearls: AVMs

Related Lectures:
CT of the Acute Abdomen: GU Applications Part 3
CTA of the Renal Arteries: What You Need to Know - Part 2
CT of the Aorta & Its Branches: Acute Processes - Part 3
CT Evaluation of Hematuria: A Practical Approach - Part 3

Privacy Policy

Copyright © 2024 The Johns Hopkins University, The Johns Hopkins Hospital, and The Johns Hopkins Health System Corporation. All rights reserved.