Eyes Flashcards

1
Q

Which drugs can cause dry eyes?

A

Lots. Anti-cholinergics, opioids, diuretics, beta blockers, smoking, alcohol, etc

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2
Q

Preventative treatment for dry eyes?

A

Address modifiable risk factors - screen time, allergies, smoking, air conditioning

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3
Q

How often should lubricant eye drops be used?

A

Can be used liberally - 4 + times a day

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4
Q

Preservative eye drops are better for severe dry eyes. True or false?

A

False. Preservative free is better

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5
Q

Can lubricant eye drops be prescribed by dr on PBS?

A

Yes. They can prescribe larger quantities to reduce the cost to the patient

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6
Q

Which ingredient is best for epithelial protection in moderate - severe dry eyes?

A

Hyaluronate

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7
Q

Name the 2 main types of conjunctivitis

A

Allergic or bacterial

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8
Q

Which type of conjunctivitis is more painful and more likely to be bilateral?

A

Bacterial

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9
Q

Best treatment for conjunctivitis?

A

Saline washes

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10
Q

Compare wet and dry macular degeneration

A

Wet = worse. Causes the growth of new blood vessels

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11
Q

Name some established risk factors for macular degeneration

A

Old age, family history, cigarette smoking, UV exposure, etc

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12
Q

When might macu-vision vitamins be helpful for macular degeneration?

A

Only useful in stages 3 and 4 - not helpful in early stages. Slows the progression in these later stages

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13
Q

Important points for macu-vision relating to dose and smoking status?

A

Dose - take 2 tabs not 1 like the packaging says

Smoking - use macu-vision plus. The regular one contains vitamin A which can increase risk of lung cancer for smokers

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14
Q

Which condition - macular degeneration or glaucoma - causes loss of peripheral vision rather than central?

A

Glaucoma. MD is the opposite

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15
Q

What type of eye drops are used for glaucoma?

A

Prostaglandin analogues like latanoprost

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16
Q

Why should eye drops that cause stinging be used last?

A

To prevent washing out the previous eye drops with the reflex lacrimation

17
Q

Explain punctual occlusion technique

A

Hold pressure on tear duct to prevent the drops from travelling down the duct and causing systemic absorption. Hold pressure for 1-3 min