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| Bell's palsy |
Bell's palsy
Aetiologyherpes simplex virus and herpes zoster
PATHOLOGICALLY
odema and swelling of the nerve accur witho facial canal ,often at stylmastoid foramen
CLINICAL FEATURES
FEATURES OF LMN PALSY
1 PARALSIS OF ALL THE MUSCLES OF ONE SIDE OF THE FACE
2.Drooping of the palsy ,effacement of creases and skin dole on affected side .
3.weakness of frowning and eyes closures the upper facial muscles are weak .
4. Drooling of saliva from angle of mouth .
5. On asking the patient to show his teeth ,the angle of the mouth deviates away from the side of lesion
6.upon attempted closure of the eyelid .
the eye on the paralysed side rolls upwards .
7. Corneal ulceration due to inability to close the eye during sleep.
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INVESTIGATION
1. ELECTROPHYSIOLOGICAL test
2. To rule out alternate diagnosis , appropriate diagnostic procedures may be necessary.
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TREATMENT
PREDNISOLONE AND ACYCLOVIR
-Prednisolon 1mg/kg /day for 1st wits the dosage tapering off over the 2nd week.
- Aciclovir at a dosage of 800mg five times a day for 5days. ,
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