Paralysis of the facial nerve, causing muscular weakness in one side of the face.
- In severe cases (usually during ascent), increased pressure in the middle ear can cause reversible weakness of the facial nerve and Bell's palsy.
- Other viral illnesses such as mumps and rubella may also trigger Bell's palsy.
- Her medical history consisted of hypertension, depression, and a right facial nerve palsy secondary to Bell's palsy.
Mid 19th century: named after Sir Charles Bell (1774–1842), the Scottish anatomist who first described it.
For editors and proofreaders
Syllabification: Bell's pal·sy
Definition of Bell's palsy in:
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.