Both eyes

Acute angle-closure glaucoma
Anterior uveitis
Endophthalmitis
Optic neuritis
Vitreous haemorrhage
Central/branch retinal vein occlusion
Central/branch retinal artery occulsion
Retinal detachment
Proliferative diabetic retinopathy
Age-related macular degeneration (wet)
Non-arteritic ischaemic optic neuropathy
Arteritic ischaemic optic neuropathy

Ischaemia due to embolism
Ischaemia due to giant cell arteritis
Retinal vasospasm
Early retinal detachment
Uveitis
Optic neuritis
Intermittent angle-closure glaucoma

Bilateral arteritic ischaemic optic neuropathy in giant-cell artetitis
Optic neuritis
Acute chiasmal lesion
Acute lesion affecting optic tract, lateral geniculate body, optic radiations, or visual cortex
Bilateral occipital lobe infarction
Reversible posterior leukoencephalopathy syndrome

Migraine with visual aura
Raised intracranial pressure
Posterior circulation TIA
Epilepsy (ictal or post-ictal)

Transient

Persistent

TIA, transient ischaemic attack

Transient

Persistent