5-F risk factors for cholelithiasis (mnemonic)

Dr Daniel J Bell ◉ and Dr Henry Knipe ◉ ◈ et al.

The 5-F rule refers to risk factors for the development of cholelithiasis in the event of upper abdominal pain:

fair: more prevalent in the Caucasian population ¹
fat: BMI >30
female
fertile: one or more children
forty: age ≥40
- cholelithiasis can occur in young patients with a positive family history; in such cases, the 'familial' factor can substitute for the 'forty' factor ²

Quiz questions

References

Article information

rID: 25149

System: Hepatobiliary

Section: Mnemonics

Tag: gallstone, gallbladder, stub

Synonyms or Alternate Spellings:

Females, fertile, fat, forty, fair and family history
5 F rule

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