Dry eye Flashcards

1
Q

What questions would you ask in order to confirm dry eye?

A

have you had daily/persistent troublesome dry eyes for more than 3 months?
recurrent sensation of sand or gravel in the eyes?

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2
Q

What are aggravating factors of dry eyes?

A

dry air, smoke, wind, dust

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3
Q

What symptoms would a pt have?

A

burn, feel tired, itch, irritated, gritty

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4
Q

What are likely causes?

A

blepharitis
Sjöhrens syndrome
medicine-induced dry eyes

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5
Q

What is a very unlikely cause of dry eyes?

A

Bell’s Palsy - facial paralysis often sudden onset - pt unable to close one eye which can result in decreased film tear

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6
Q

When to refer?

A

if pt has Sjöhrens syndrome, outward turning eyelid

child presenting with dry eyes

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7
Q

what medications cause dry eyes?

A

diuretics, anticholinergic effect, isotretinoin, HRT, androgen antagonists, cardiac arrhytmias, SSRIs

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8
Q

what tx options are there for dry eyes ?

A
hypromellose 
polyvinyl alcohol (viscosity enhancer) 
carmellose 
carbomer 980 
sodium hyaluronate 
wool fats
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9
Q

What is a counselling point you should give to a patient about preservative eye drops?

A

contains benzalkonium chloride can cause eye irritation so can use preservative free

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