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Case of the Month: July 2008

Answer:

Answer: 1. Renal Infarction.

Findings

• CT of the Abdomen shows small, sharply demarcated, wedge-shaped area of poor contrast-enhancement in the left kidney.
  
  
• Ultrasound of the Abdomen shows echogenic, wedge shaped area of infarcted kidney in the upper pole of the left kidney with absent color doppler flow.
  
  
• Reformated CT angiographic image in the coronal plane reveals wedged shaped area of absent perfusion in the left upper pole kidney.
  
  

Differential Diagnosis

• Pyelonephritis.
  
  
• Renal Trauma.
  
  
• Vasculitis.