EURORAD ESR

Case 9344

Xanthogranulomatous pyelonephritis and a perinephric abscess presenting with large paraspinal fluid collection

Author(s)
Speers CJB, Thompson TJ, Nambirajan T
 
Patient
female, 82 year(s)
 
 
  • Figure 1
    Axial non-contrast CT image

    An axial non-contrast CT image at the level of the left kidney demonstrating the perinephric inflammatory changes associated with the left upper moiety, with extension to form an abscess pointing superficially in the...

     
    Area of Interest: Urinary Tract / Bladder; Imaging Technique: CT; Special Focus: Abscess;
     
     
  • Figure 2
    Axial non-contrast CT image

    CT image demonstrating the left flank fluid collection and staghorn calculus. Also note the right sided mixed attenuation mass associated with an atrophic appearing right upper renal moiety.

     
    Area of Interest: Urinary Tract / Bladder; Imaging Technique: CT;
     
     
  • Figure 3
    Coronal non-contrast CT image

    A coronal view showing the large mixed attenuation mass associated with right upper renal moiety, with extension to the psoas muscle inferomedially. Note also the left renal staghorn calculi and left flank fluid...

     
    Area of Interest: Urinary Tract / Bladder; Imaging Technique: CT;
     
     
  • Figure 4
    Coronal non-contrast CT image

    Further coronal view showing the large right sided mixed attenuation mass at its greatest diameter of 15 cm. The right staghorn calculus is also seen here.

     
    Area of Interest: Urinary Tract / Bladder; Imaging Technique: CT;
     
     
  • Figure 5
    Axial non-contrast CT image

    An axial non-contrast CT image at the level of the right kidney demonstrating the right staghorn calculi and compression of the inferior vena cava.

     
    Area of Interest: Urinary Tract / Bladder; Imaging Technique: CT;
     
     
An axial non-contrast CT image at the level of the left kidney demonstrating the perinephric inflammatory changes associated with the left upper moiety, with extension to form an abscess pointing superficially in the left flank.
 
CT image demonstrating the left flank fluid collection and staghorn calculus. Also note the right sided mixed attenuation mass associated with an atrophic appearing right upper renal moiety.
 
A coronal view showing the large mixed attenuation mass associated with right upper renal moiety, with extension to the psoas muscle inferomedially. Note also the left renal staghorn calculi and left flank fluid collection.
 
Further coronal view showing the large right sided mixed attenuation mass at its greatest diameter of 15 cm. The right staghorn calculus is also seen here.
 
An axial non-contrast CT image at the level of the right kidney demonstrating the right staghorn calculi and compression of the inferior vena cava.
 
 
 
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