fals - Fish
- false macula
- false negative
- false positive
- familial autonomic dysfunction
- familial dominant drusen
- familial drusen
- familial exudative vitreoretinopathy
- far point of accommodation
- far point of convergence
- far sight
- farsightedness
- Fasanella-Servat procedure
- fascia
- fascia bulbi
- fast eye movement
- fast-growing tumour
- fat
- fat herniation
- fatal
- fatigue