Abdominal Abscess

"Collection of pus".

It can be in any organ or abdominal cavity based on the etiology

What are the imaging findings of intra abdominal abscess?



CT scan in a patient with Subdiaphragmatic abscess
post splenectomy 

  • The arrow points to multiloculated thick walled fluid collection in the left upper quadrant of the abdomen. 
  • Note the absence of spleen.

IVP in a patient with Renal abscess

  • 40 year old man with fever and diarrhea for two weeks duration. He has infected urine.
  • IVP shows functioning right kidney (black arrowhead).
  • No function noted in the left kidney.
  • Air pockets seen in the left flank (white arrowheads).

Renal abscess

CT shows a large mass in the left renal area with multiple air pockets and absence of functioning renal parenchyma.