face Flashcards

1
Q

what causes ramsay hunt syndrome

A

reactivation of varcilla zoster virus in geniculate ganglion of CNVII

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2
Q

symptoms ramsay hunt sydnrome

A

auricular pain // facial nerve palsy // vesicular rash on ear // vertigo + tinnitus

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3
Q

mx ramsay hunt syndrome

A

oral aciclovir + steroids

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4
Q

function CNVII

A

muscles facial expression + nerve to stapedius // ant 2/3 taste tongue // parasympathetic fibres to tears + salivary glands

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5
Q

causes bilateral facial nerve palsy

A

sarcoid // GBS // lyme // bilateral acoustic neuroma

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6
Q

causes unilateral facial palsy

A

Bells // ramsay hunt // acoustic neuroma // parotid // HIV

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7
Q

facial LMN vs UMN

A

UMN spared forehead

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8
Q

causes unilateral facial UMN

A

stroke

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9
Q

where does CNVII pass through

A

tempiral bone –> internal auditory meatus (alongside vestibulococlear nerve) –> combine togetehr to become facial nerve –> through parotid

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10
Q

branches CNVII

A

greater petrosal // nerve to stapedius // chorda tympani

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11
Q

features bells palsy

A

LMN facial palsy (includes forehead) // post-auricular pain // altered taste, dry eyes // hyperacusis (facial nerve palsy)

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12
Q

age bells palsy

A

20-40 (common in pregnancy)

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13
Q

what is thought to cause bells palsy

A

herpes simplex

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14
Q

mx bells palsy

A

oral pred within 72hrs // eye care (eg artificial tears) // antivirals

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15
Q

what warrants referral to ENT in bells palsy

A

paralysis not improving at 3 weeks

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16
Q

how long does bells last

A

3-4 months

17
Q

symptoms trigeminal neurlagia

A

severe unilateral pain on face // triggered by light touch

18
Q

mx trigeminal neurlagia

A

carbamezepine

19
Q

symptoms temporal bone fracture

A

battle sign behind ear // tinnitus, hearing loss, discharge from ear, CNVII/VIII damage

20
Q

what are the 3 pairs of salivary glands

A

parotid // submandibular // sublingual

21
Q

where do most tonsil stones occur

A

submandibular

22
Q

symptoms of salivary stones

A

unilateral pain + swelling on eating // smell bad

23
Q

invx salivary stones

A

plain x ray

24
Q

what can cause ludwigs angina

A

infected salivary stones // tooth infection –> submandibular space

25
Q

what is ludwigs angina

A

cellulitis that invades the floor of the mouth + soft tissue of the neck

26
Q

symptoms ludwigs angina

A

neck swelling, dysphagia, fever, airway obstruction

27
Q

mx ludwigs angina

A

airway + IV abx

28
Q

where do the majority of salivary gland tumours occur

A

parotid

29
Q

what is a pleomorphic adenoma

A

most common tumour of parotid gland - benign

30
Q

symptoms + o/e pleomorphic adenoma

A

men 50s // slow growing, painless, unilateral swelling // mobile

31
Q

why do pleomorphic adenoma need removed

A

risk of malignant transformation (2-10% if not excised)

32
Q

symptoms warthins tumour

A

bilateral // males 60-70

33
Q

type of parotid tumour seen in children <1

A

haemangioma

34
Q

most common parotid malignant tumour

A

mucoepidermoid carcinoma

35
Q

invx parotid tumours

A

xrays (for stones) // FNAC!! // CT or MRI for malignancy

36
Q

mx parotid tumour

A

benign = superficial parotidectomy // malignant = radical

37
Q

HIV manifestation in parotid

A

lymphoepithelial cysts - bilateral