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ENT > Facial Nerve Palsy > Flashcards

Facial Nerve Palsy Flashcards

1
Q

What type of lesion is Bell’s palsy?

A

Lower motor neuron lesion

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2
Q

What causes Bell’s palsy?

A

Bell’s palsy

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3
Q

Which cranial nerve is primarily affected in Bell’s palsy?

A

Facial nerve

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4
Q

What is a distinguishing feature of Bell’s palsy?

A

Sudden onset

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5
Q

What treatment is important for Bell’s palsy recovery?

A

Antiviral medication

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6
Q

How many branches does the facial nerve divide into?

A

5

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7
Q

Which is NOT an intraparotid branch of the facial nerve?

A

Trigeminal nerve

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8
Q

What indicates a lower motor neuron lesion affecting the forehead?

A

Complete hemifacial weakness

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9
Q

Which symptom differentiates Bell’s palsy from stroke?

A

Involvement of forehead muscles

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10
Q

What is the diagnosis for a 50-year-old male with sudden facial weakness and no hearing loss or otorrhea?

A

Bell’s palsy

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11
Q

What is the diagnosis for a 66-year-old female with otorrhea, hearing loss, and facial weakness?

A

Complicated otitis media

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12
Q

What can a complicated acute otitis media cause?

A

Lower motor neuron facial weakness.

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13
Q

A 65-year-old male has hearing loss and progressive facial weakness. Diagnosis?

A

Acoustic neuroma.

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14
Q

What is the most common cause of sudden idiopathic facial paralysis?

A

Bell’s palsy.

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15
Q

What feature distinguishes a lower motor neuron facial palsy?

A

Forehead involvement.

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16
Q

What is the primary treatment for Bell’s palsy?

A

Antivirals and corticosteroids.

17
Q

A patient has otorrhea, hearing loss, and facial paralysis. First step in management?

A

Treat otitis media.

18
Q

What area does the post-auricular nerve supply?

A

External auditory meatus.

19
Q

What is the first-line investigation for facial weakness with otorrhea?

A

CT temporal bone.

20
Q

Which condition mimics Bell’s palsy but includes vertigo and hearing loss?

A

Acoustic neuroma.

ENT (5 decks)

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