Ear drops Flashcards

1
Q

what are the common pathogens for otitis externa

A

pseudomonas, proteus, staph aureus

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2
Q

what do you treat otitis externa with

A

ear drops- which have gentamicin as an active ingredient

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3
Q

What are the 2 common pathogens of Fungal ear infection

A

aspergillus niger and candida albicans

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4
Q

what medication is normally used in fungal otitis externa

A

clotrimazole and Nystatin

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5
Q

If someone presents with eczematous otitis extern what should you treat them with

A

steroids as opposed to antibiotics first (antibiotics may cause local sensitivity)

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6
Q

What 3 things should you do when otitis extern is present

A

avoid water, avoid putting things in ear, and avoid hearing aids

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7
Q

If an insect presents in the ear, how do you get it out

A

drown it in water

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8
Q

When should you use a wick?

A

when the canal is oedematous- impregnate it with antibiotics/ steroid

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9
Q

what a re 3 side effects of ear drops

A

local sensitivity, ototoxicity, dizziness

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10
Q

why might dizziness occur due to ear drops?

A

if the temperature of the drops is not similar to that of the ear canal- stimulates lateral semi circular canal

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11
Q

when would there be a risk of ototoxicity

A

if the tympanic membrane was perforated

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