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EENT > Ears > Flashcards

Ears Flashcards

1
Q

What frequencies do we lose in noise hearing loss?

A

High frequencies

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2
Q

What are the three types of hearing loss?

A

Conductive
Sensorineural
Mixed

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3
Q

What drugs can cause ototoxicity?

A
  • Furosemide
  • Gentamicin
  • ASA
  • Ethacrynic acid
  • Cisplatin
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4
Q

What is another name for Meniere’s disease?

A

Endolymphatic hydrops

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5
Q

What type of hearing loss is caused by an acoustic neuroma?

A

Sensorineural

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6
Q

Tx for an acoustic neuroma?

A

Radiotherapy

Microsurgery

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7
Q

Are acoustic neuromas usually unilateral or bilateral?

A

Unilateral

-If associated with NF, can be bilateral

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8
Q

What condition is characterized by the following: low-frequency hearing loss, tinnitus, a sense of aural fullness, and rotatory vertigo?

A

Meniere’s disease

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9
Q

Tx for Meniere’s disease?

A
  • Low salt diet
  • Caffeine restriction
  • HCTZ
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10
Q

What anti-emetics can be used to treat Meniere’s?

A
  • Promethazine
  • Meclizine
  • Dramamine
  • Scopolamine
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11
Q

Should the Weber and Rinne tests be used for general screening?

A

No

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12
Q

What does tympanometry test?

A

Middle ear function and reflexes

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13
Q

What are possible fungal causes of OE?

A

Aspergillus

-Candida

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14
Q

What are some non-infectious systemic causes of OE?

A
  • Psoriasis
  • Atopic dermatitis
  • Seborrheic dermatitis
  • Acne
  • Lupus
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15
Q

Should we give oral antibiotics for OE?

A
  • No!

- Topicals/acids may be sufficient

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16
Q

What topical ABX can be used for a perforated TM?

A
  • Ofloxacin

- Ciprodex

17
Q

What form of OE can occur in elderly diabetics and immune-supressed?

A

Necrotizing/malignant OE

-Watch for p. aeruginosa osteomyelitis

18
Q

ABX for necrotizing/malignant OE?

A

-Fluroquinilones or

Beta-lactam + aminoglycoside

19
Q

Most common cause of OM via Eustachian tube reflux/obstruction?

A

-Viral nasopharyngitis

20
Q

What over-the-counter meds are good starting points for OM?

A
  • Antihistamines

- Decongestants

21
Q

First-line ABX for AOM?

A

Amoxicillin

22
Q

Second-line ABX tx for AOM?

A
  • Augmentin

- 2nd/3rd gen. cephalosporin

23
Q

What receptors are found in the semicircular ducts?

A

Crista

24
Q

What receptors are found in the saccule and utricle?

A

Macula

25
Q

Which receptors pick up linear acceleration?

A

Macula

26
Q

Which receptors pick up angular acceleration?

A

Crista

27
Q

Which receptors are involved in static equilibrium?

A

Macula

EENT (3 decks)

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