Upper eyelid muscle weakness occurs as follows: 1. Clinically, it can be seen in patients with myasthenia gravis, and the patient can have ocular muscle weakness of the upper eyelid, which is manifested by the inability to open the eyes. For myasthenia gravis, patients need to be given neostigmine test to confirm the diagnosis, and the treatment can be given to the patient brompheniramine orally.2. Clinically, it can be seen due to peripheral neuropathy, for example, after compression or injury of the motor nerve, there are common diabetic ophthalmic muscle paralysis, painful ophthalmic muscle paralysis. In this case, the patient can be given hormonal shock therapy in the acute stage, and can also be combined with acupuncture.3. Clinically, it can be seen in intracranial vascular disease, such as midbrain lesions, and intracranial occupational disease, which can be diagnosed after CT and MRI.