Facial stroke should be registered with neurology, the disease is also clinically known as idiopathic facial nerve palsy, a peripheral nerve demyelinating lesion, a common and frequent disease in neurology, the exact cause of which is unclear and may be related to viral infection. Most patients may have a history of colds and diarrhea, and may suddenly develop a loss or shallowing of the frontal lines on one side, flattening of the nasolabial folds, enlargement of the eye fissures, incomplete eyelid closure, and distorted corners of the mouth, especially when laughing, and leakage of wind when whistling. If food is often left in the affected side of the nail wash when eating, there may also be loss of taste sensation in the first 2/3 of the tongue or diminished. The main treatment is anti-viral therapy, nutritional nerve therapy, early application of adrenocorticosteroids can also be used, which may promote the absorption of inflammation, and acupuncture and physical therapy are given after the condition is stabilized.