| Abbreviation | Definition |
|---|---|
| FII | Fabricated or Induced Illness |
| FIP | Fair Information Practices |
| FIP | field initiated project |
| FIP | filiform papillae |
| FIP | focal intestinal perforation |
| FIPO | Federation of Independent Practitioners Organisations |
| FIPO-Nat-MAC | Federation of Independent Practitioners Organisations-National Medical Advisory Committee |
| FITTAXX | Fixed Term Training Appointment |
| FIU | Fraud Investigation Unit |
| FLAIR | FLuid Attenuated Inversion Recovery |
| FLUS | follicular lesion of undetermined significance |
| FM | facial myokimia |
| FM | faecal matter |
| FM | family medicine |
| FM | family member |
| FM | ferromagnetic |
| FM | fetal membranes |
| FM | fetal movement |
| FM | fibromyalgia |
| FM | fibrosing mediastinitis |