Painless acute persistent loss of vision
CRAO / CRVO Retinal detachment Vitreous haemorrhage Optic neuritis Internal carotid artery occulsion
Painful acute loss of vision
Acute glaucoma
Uveitis
Endophalmitis
Transient visual loss
Amaurosis fugax (mins) - embolic or thrombotic
Impending CRVO
Glaucoma
Causes of RAPD
Optic neuritis
Direct optic nerve damage (trauma, radiation, tumour)
Ischemia
Presentation of AACG
headaches nausea and vomiting haloes severe pain reduced visual acuity
Examination findings AACG
fixed (mid) dilated pupil hazy cornea red eye iris bombe raised intraocular pressures
Management of AACG
IV acetazolamide
pilocarpine
lie pt flat
definitive: peripheral iridotomy