What is Bell’s Palsy?
Bell’s Palsy is an sudden weakness or paralysis of facial muscles damaging facial nerves. This causes to droop that side of the face. If nerve cell damage it can affect taste sense, tears, saliva glands and muscles of ear bones or stapes. Bell’s palsy is not a stroke. Bell’s palsy is named after Sir Charles Bell, a 19th century Scottish surgeon, the discoverer who first described about this condition. This condition occurs suddenly and generally diminished on its own within a few weeks.
What causes Bell’s palsy?
Some causes of facial paralysis include;
- New born child having facial weakness, that is, congenital facial palsy.
- Having injury in an accident to the facial nerve, like cut on cheeks or on skull fracture.
- Having injury during surgery.
- The nerve that controls muscles on one side of the face is damaged by inflammation.
- The herpes virus which inflames the nerve causes cold sores and genital herpes.
- The Epstein-Barr virus and cytomegalovirus also cause Bell’s palsy.
- Lyme disease rampant in endemic area may be a primary cause of Bell’s palsy.