hemifacial การใช้

• Botulinum toxin is highly effective in the treatment of hemifacial spasm.
• Hemifacial spasm is much more common in some Asian populations.
• Patients with hemifacial spasm were shown to have decreased sweating after botulinum toxin injections.
• It may also occur on one side of the face in cases of hemifacial hyperplasia.
• The incidence of hemifacial spasm is approximately 0.8 per 100, 000 persons.
• MRI imaging should be the initial screening procedure in the assessment of patients with hemifacial spasm.
• Imaging procedures should be done in all unusual cases of hemifacial spasm and when surgery is contemplated.
• Like blepharospasm, the frequency of contractions in hemifacial spasm may range from intermittent to frequent and constant.
• Microvascular decompression relieves pressure on the facial nerve, which is the cause of most hemifacial spasm cases.
• Death or permanent disability ( hearing loss ) can occur in 2 % of patients of hemifacial spasm.
• Besides hemifacial spasm, botox can help other diseases, including ones that involve involuntary muscle contractions or spasms.
• In 1977, 47 cases of hemifacial spasm underwent microvascular decompression of the facial nerve using the operating microscope.
• Clarifying the role of genetic susceptibility in hemifacial spasm may help to better understand the pathogenesis of this disease.
• Additional advances in understanding the etiology and improving treatments for hemifacial spasm did not occur until the mid-seventies.
• He is perhaps most well known for his contributions to the field of maxillofacial distraction osteogenesis and surgical correction of hemifacial microsomia.
• Hemifacial spasm ( HFS ) is characterized by involuntary contraction of facial muscles, typically occurring only on one side of the face.
• Among them are the spasms that occur on one side of the face due to irritation of the facial nerve ( hemifacial spasm ).
• It is generally accepted as compression of the facial nerve by vessels of the posterior circulation . is accepted to be the general cause of hemifacial spasm.
• Spinal myoclonus is caused by defects in spinal organization or connections, and peripheral myoclonus has symptoms of rhythmic jerks due to a neuron-the most common being the hemifacial spasm.
• Hemifacial spasm " is a problem with involuntary contractions of one side of the face, usually associated with a blood vessel in the brain stem causing compression of the seventh facial nerve, " according to Ravin.