|Ocular surface||lacrimal fluid, eyelids, conjunctiva, cornea||dry eye disease, blepharitis, blepharospasm, conjunctivitis, low eye blink rate,||
1: I have blurry vision, when I read or work on a computer.|
2: I have a burning sensation or gritty feeling in my eyes.
3: I have mucus/slime or particles in my eyes or eyelids. 4: I have watery eyes.
|Intra-ocular||lens, uvea, macula, retina||diabetic retinopathy, macular degeneration, retinal detachment, hypertensive retinopathy, micro-vascular retinopathy, cataract, refraction errors, glaucoma||
5: When I read, some letters disappear.|
6: Lines that should be straight, appear to be wavy or blurred.
7: I won’t go out alone in the evening or at night because my night vision is insufficient.
8: When I drive at night, the oncoming headlights cause more glare than before.
|Oculomotor||eye movements, binocular cooperation||strabismus, convergence insufficiency, 3rd, 4th and 6th nerve palsies, nystagmus, gaze abnormality||
9: Quick movements are hard to follow with my eyes.|
10: I have double vision.
11: I can read better with one eye closed.
12: I have trouble with depth perception. I find it hard to say which one of two objects is closer.
|Optic nerve||optic nerve disease||opticopathy, glaucoma (Mimics: structural lesion, hemianopsia)||
13: Colours seem to be paler than before.|
14: I can’t read plain text on a coloured or grey background.
15: I run into objects or people or feel that parts of my visual field are missing.
16. I have problems with rapid changes of light intensity. (For example, driving through a tunnel).