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Bell's palsy is a neurological disorder caused by damage to the seventh cranial nerve, also known as the facial nerve, which results in weakness or paralysis on one side of the face. The paralysis causes distortion of facial features and interferes with normal functions, such as closing the eye and eating.

The onset of Bell's palsy is usually sudden. Many people wake up in the morning and find that one side of their face is paralyzed. Patients often fear that they have suffered a stroke, but Bell's palsy is not related to stroke. Milder symptoms include tingling around the lips or a dry eye, and usually progress quickly, reaching maximum severity in 48 hours or less.

Anatomy
The facial nerve controls the muscles that move the eyebrows, close the eyes, and move the mouth and lips. It also controls the tear glands, one of the salivary glands, and the taste buds in the front of the tongue.

Electrochemical signals are relayed between the brain and many facial muscles by 7000 nerve fibers that comprise the facial nerve. When the facial nerve is damaged, as in Bell's palsy, the action of each nerve fiber is disrupted. Because the facial nerve controls several functions, several symptoms occur.

Incidence and Prevalence
Bell's palsy affects about 40,000 people in the United States every year. It affects approximately 1 person in 65 during a lifetime. It is more commonly seen in young adults, and persons of Japanese descent have a slightly higher incidence of the condition. Bell's palsy is the most common cause of facial paralysis worldwide and one of the most common neurological disorders involving a cranial nerve.

Causes

Viral infections such as herpes, mumps, or HIV, and bacterial infections such as Lyme disease or tuberculosis can cause inflammation and swelling of the facial nerve that causes Bell's palsy. A tumor, skull fracture, or neurological condition caused by chronic disease (e.g., diabetes, Guillain-Barre syndrome) can also lead to Bell's palsy.

Risk Factors

Conditions that compromise the immune system, such as HIV, increase the risk for Bell's palsy. Stress, pregnancy, and diabetes are also risk factors. Diabetics are more than 4 times as likely to develop the disorder compared to the general population.

Other risk factors include the following:

Bacterial infections such as Lyme disease or typhoid fever
Neurological disorders such as Guillain-Barre syndrome, multiple sclerosis, and myasthenia gravis
Traumatic injury to the head or face
Tumor causing nerve compression
Viruses such as influenza, the common cold, or infectious mononucleosis

2006-08-15 01:39:18 · answer #1 · answered by markanthony 2 · 0 0

My husband suffered from Bell's Palsy about a year ago. Both his face and neck were swollen but also he was unable to feel anything. He was given medication from the Doc's and it went away after around a month.

2006-08-15 01:35:12 · answer #2 · answered by Anonymous · 0 0

My understanding of Bells Palsy is that it is a partial paralysis, typically of the face. I have heard stories for years of people riding a school bus and leaning their face against the frosted windows and developing it, which then made one half of their face go with out muscle control. I have heard that it passes relatively quickly, several days to a week. It has been known to last longer.

2016-03-27 02:28:35 · answer #3 · answered by Anonymous · 0 0

hi i am a nurse and suffered with bells palsy for about 8 weeks at the end of my pregnancy, the swelling off the face and neck is all part and parcel of bells palsy, this is what causes your muscles to become paralysed, as the swelling presses on your nerves causing you to be unable to move your muscles, stress can also bring this on

2006-08-15 01:37:39 · answer #4 · answered by nursej 4 · 0 0

bells palsy is due to paralysis of facial nerve either due to direct damage to it or through pressure on it. usually bell's palsy is self limiting, it takes time but slowly patients usually recovers, and there is no specific treatment for it.

2006-08-15 01:35:36 · answer #5 · answered by Dr. A 3 · 0 0

a freind had bells palsy, woke up one day and half of his face was paralysed, think it was stress that brought it on.
went away after a couple of months
Dont know anything about any treatment he may have had.

2006-08-15 01:37:02 · answer #6 · answered by Anonymous · 0 0

1

2017-02-23 01:41:23 · answer #7 · answered by Ouldemove41 3 · 0 0

see doctor , it's treatable

2006-08-17 04:51:27 · answer #8 · answered by Anonymous · 0 0

The other symptoms are likely due to something else. Talk with the doctor.

2006-08-15 01:37:03 · answer #9 · answered by Anonymous · 0 0

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