The very first sign of the disease is the movement of muscles in the eyelid and around the eye. It progresses gradually and may be visible in other muscles on the same side of the face, specifically the mouth and jaw. Some people may have a mild form of the disease. The symptoms generally occur on one side of the face, but they can also occur on both sides. Symptoms include: Minor twitching of an eyelid, which may cause the eye to close. Changes in hearing. Pain behind the ear. Major spasms on one side of the face that affect both the cheek and mouth. Spasms that extend across the face, right up to the chin.DFDAFF
The major cause of hemifacial spasm is the pressure on the facial nerve due to abnormality in the brain. In case of no obvious cause, it is known as idiopathic hemifacial spasm. Other secondary causes that cause damage to the brain may include: Vascular compression. Brainstem lesions. Trauma.
following technologies may be used to identify hemifacial spasm: ... Electromyography MRI (magnetic resonance imaging) scan
The treatment of hemifacial spasm may include: .. Botulinum injections The doctor may inject botox into the affected muscles, temporarily paralyzing them. Additional treatments are required after every few months. Microvascular decompression surgery The surgeon makes an opening in the skull and opens the covering of the brain (dura) to expose the facial nerve as it leaves the brainstem. It relieves the facial nerve from pressure. Medication Certain medications such as anticonvulsant drugs can also relieve hemifacial spasm.
There is no known prevention for hemifacial spasm.
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