Dry eye Flashcards
What questions would you ask in order to confirm dry eye?
have you had daily/persistent troublesome dry eyes for more than 3 months?
recurrent sensation of sand or gravel in the eyes?
What are aggravating factors of dry eyes?
dry air, smoke, wind, dust
What symptoms would a pt have?
burn, feel tired, itch, irritated, gritty
What are likely causes?
blepharitis
Sjöhrens syndrome
medicine-induced dry eyes
What is a very unlikely cause of dry eyes?
Bell’s Palsy - facial paralysis often sudden onset - pt unable to close one eye which can result in decreased film tear
When to refer?
if pt has Sjöhrens syndrome, outward turning eyelid
child presenting with dry eyes
what medications cause dry eyes?
diuretics, anticholinergic effect, isotretinoin, HRT, androgen antagonists, cardiac arrhytmias, SSRIs
what tx options are there for dry eyes ?
hypromellose polyvinyl alcohol (viscosity enhancer) carmellose carbomer 980 sodium hyaluronate wool fats
What is a counselling point you should give to a patient about preservative eye drops?
contains benzalkonium chloride can cause eye irritation so can use preservative free