Bells Palsy Flashcards
1
Q
define bells palsy?
A
acute, unilateral idiopathic lower motor neurone facial nerve palsy
2
Q
what are the risk factors of bells palsy?
A
- Herpes Simplex Virus might be associated
* 60% are preceded by an upper respiratory tract infection
3
Q
epidemiology of bells palsy?
A
- Most cases: 20-40 yrs
* More common in pregnant women
4
Q
presenting complaints of bells palsy?
A
- Preceding pre-auricular pain
- This is followed by unilateral facial weakness and droop
- FOREHEAD IS AFFECTED
- Altered taste
- Dry eyes
- Hyperacusis
5
Q
what are the signs of bells palsy on physical examination?
A
- affects the forehead
- Eyeball rolls up but the eye remains open when trying to close their eyes
- often testing of sensation is normal
- ears need to be examined for cause
6
Q
investigations for bells palsy
A
- often unnecessary
7
Q
management plan for bells palsy?
A
- High-dose corticosteroids given within 72 hrs
- Antivirals to be given for severe facial palsy
- Protection of cornea with artificial tears
8
Q
possible complications for bells palsy?
A
- Corneal ulcers
- Eye infection
- Aberrant reinnervation
9
Q
prognosis for patients with bells palsy?
A
• 85-90% recover function within 2-12 weeks with or without treatment