Common Medical Abbreviations and Acronyms

1. FIO
   Fraction of Inspired Oxygen
2. FIO2
   Fraction of Inspired Oxygen
3. FISC
   Fiscal
4. FISH
   Fluorescence In Situ Hybridization
5. FISH
   Dual Fluorescence In Situ Hybridisation
6. FJ
   Financial Journal
7. FL
   Femur Length
8. FL
   Fluid
9. FL
   Floor
10. FL OZ
    Fluid Ounce
11. FLA-ABS
    Fluorescent Antibody Absorption Test
12. FLAIR
    fluid attenuated inversion recovery imaging
13. FLD
    Fluid
14. FLEX
    Flexion
15. FLK
    Funny-Looking Kid
16. FLR
    Floor
17. FLX
    Flexion
18. FM
    Fetal Movement
19. FM
    Face Mask
20. FM
    Facilities Management

Last updated: May 2, 2025 — Total entries: 7,184