In the field of modern medicine, there is a cranial nerve disorder that mostly occurs in middle-aged and elderly people and manifests itself as involuntary twitching of the facial muscles, which is medically named as facial spasm. The initial stage of facial myasthenia is usually a throbbing of the orbicularis oculi on one side, so is this throbbing a continuous throbbing? What are the risks? Facial muscle spasm is not a continuous beating, it is characterized by rapid, paroxysmal, irregular facial twitching, most patients are limited to one side, individual patients involved in bilateral. The hazards of facial muscle spasm: 1. The twitching point gradually increases The course of facial muscle spasm generally starts with a slight jump, gradually spreading to other facial muscles on one side of the face, the twitching of the corners of the mouth muscles, and in heavy cases can even involve the ipsilateral cervical muscle. When the patient is emotionally tense, mental stress, facial twitching aggravates. 2, affect vision involuntary twitching and closure of the eyelids, will gradually become smaller, there is a clear blurred vision, patients reading newspapers will be affected, the situation is serious eye opening difficulties, especially when walking outside, there are great safety risks, 3, aesthetic impact of long-term spasmodic twitching will lead to facial deformation and distortion, stiff expression, which hinders aesthetics. Patients often feel inferior, reluctant to communicate with others, and their daily life and social activities are seriously affected. There are also patients who drool in their sleep due to the decline of facial muscle function. Microvascular decompression for facial muscle spasm Microvascular decompression is an effective procedure for facial muscle spasm, which is recognized by the medical community. After the surgery, many patients’ faces are restored to normal and are widely praised by the public.