amaurosis fugax

Question 1

Sudden painless loss of vision with a normal fundoscopy examination. Diagnosis?

Answer 1

amaurosis fugax and thus treated as a transient ischaemic attack (TIA).

Question 2

transient monocular visual loss (TMVL)

Answer 2

a sudden, transient loss of vision that lasts less than 24 hours.

Question 3

most common causes of a sudden painless loss of vision

Answer 3

1.ischaemic/vascular (e.g. thrombosis, embolism, temporal arteritis etc). e.g. occlusion of central retinal vein and occlusion of central retinal artery

2. vitreous haemorrhage
3. retinal detachment
4. retinal migraine