Acute angle glaucoma pathophysiology
Caused due to an increase in ocular pressure due to poor outflow of vitreous humour through the trabecular mesh. Increase in pressure causes damage to the ocular nerve.
Acute glaucoma presentation
Systemically unwell Severely painful eye Blurred vision Halos around lights Headache and N+V
Acute glaucoma on examination
Red eye Hazy cornea Decreased in visual acuity Teary eye Pupil dilated and fixed Firm and hard on palpation
Acute glaucoma treatment
Lie on back Pilocarpine eye drops Acetazolamide 500mg orally Analgesia Antiemetic Timolol Definitive treatment by laser iridotomy