5 F’s Mnemonic for Gallstone Risk Factors (Cholelithiasis) F - Fat (BMI > 30) - Increased liver cholesterol synthesis F - Female - Estrogen increases cholesterol synthesis F - Fertile - Women age 20-40 at highest risk (Estrogen) F - Forty - Risk peaks Age > 40 (men and women together) F - Fair-skinned - More common in European descent #5Fs #5F #Fs #Mnemonic #Gallstone #Risk #Factors #Diagnosis #Cholelithiasis #Cholecystitis #GeneralSurgery