Intraperitoneal focal fat infarction

Last revised by Dr Yair Glick on 27 May 2021

Intraperitoneal focal fat infarction (IFFI) refers to a group of self-limiting abdominal diseases where the primary insult is acute inflammation of intraperitoneal fat. They commonly mimic the more common causes of acute abdomen such as acute diverticulitis and acute appendicitis. The group includes:

They share common risk factors, including obesity, recent abdominal surgery, and trauma.

Differential diagnosis

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Cases and figures

  • Case 1: epiploic appendagitis
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  • Case 2: omental infarction
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  • Case 3: intraperitoneal focal fat infarction
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  • Case 4: epiploic appendagitis
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  • Case 5: lesser omental fat
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  • Case 6: gastrohepatic ligament appendagitis
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