Chapter 46: Fistulas Flashcards

1
Q

What is a fistula?

A

Abnormal communication between two hollow organs or a hollow organ and the skin (i.e., two epithelial cell layers)

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2
Q

What are the predisposing factors and conditions that maintain
patency of a fistula?

A
  • *The acronym “HIS FRIEND”:**
  • *H**igh output fistula (>500 cc/day)
  • *I**ntestinal destruction (>50% of circumference)
  • *S**hort-segment fistula <2.5 cm
  • *F**oreign body (e.g., G-tube)
  • *R**adiation
  • *I**nfection
  • *E**pithelialization (e.g., colostomy)
  • *N**eoplasm
  • *D**istal obstruction
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