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6. Neurology (Medical Knowledge) > [bells palsy] > Flashcards

[bells palsy] Flashcards

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USMLE® Step 1 flashcards
1
Q
A

70%

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2
Q
A

rapid (e.g. overnight/after a nap)

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3
Q
A

unilateral weakness

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4
Q
A

hyperacusus (stapedius)

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5
Q
A

Pain (ear)
sensory loss (ipsilateral)

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6
Q
A

VII supplies anterior 2/3s of the tongue

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7
Q
A

DM (500%)
Pregnancy (300%)

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8
Q
A

buccinator

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9
Q
A

normal side pulls lips up, affected side droops. Any 7th nerve palsy

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10
Q
A

under bilateral cortical control

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11
Q
A

misconnection of healing paraasympathetic fibres
eating stimulates ipsilateral lacrimation but not salivation

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12
Q
A

Borrelia causing Lyme disease

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13
Q
A

Borrelia antibodies

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14
Q
A

prednisolone 60mg/5day

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15
Q
A

inability to lacrimate

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16
Q

[bells][ramsayhunt]: what is the causative agent

A

varicella zoster virus

17
Q

[bells][ramsayhunt]: which ganglion is affected?

A

geniculate ganglion of VIIth

18
Q

[bells][ramsayhunt]: what is the cardinal symptom

A

painful rash in auditory canal

19
Q

[bells][ramsayhunt]: what other symptoms accompany the cardinal (5)

A

ipsilateral facial palsy
tinnitus
loss of taste
dry mouth/eyes
deafness

20
Q

[bells][ramsayhunt]: 1st line Mx? (2)

A

Aciclovir 800mg PO 5 times daily for 7 days
+
Prednisolone

21
Q

[bells][ramsayhunt]: within what time period should you aim to administer Tx

A

72 hours

6. Neurology (Medical Knowledge) (24 decks)

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