Bells Palsy Flashcards
1
Q
Bells Palsy definition?
A
acute paralysis of CN VII in absence of brain dysfunction. due to inflammatino of nerve within temporal bone. perhas mechanial compression.
2
Q
Possible causes of Bells?
A
viruses - epstein barr, cytomegalovirus, adenovirus, HZ, HSV, rubella, mumps
3
Q
what etiology of symptoms should be ruled out?
A
Stroke, lyme disease, tumors.
4
Q
Diagnostics?
A
electromyography, imagin scans MRI or CT if really needed. rarely used. ALWAYS do Lyme dx titer!
5
Q
Tx?
A
recovers in 4weeks - 6 mo. SL. protect eye with ocular tear substitutes lubricants or ete protection key! can use antivirals but not usually helpful.
6
Q
Complications of eye include?
A
abnormal tear flow, impaired eye closure.
