It is possible to cure a motoneural nerve palsy for eight years, but it needs to be evaluated based on the cause. Motoneural nerve palsy is a condition in which lesions from the intracranial to the intraorbital regions of the eye cause damage to the motoneural nerve, resulting in abnormal eye movements. Common causes of this symptom include intracranial aneurysms, intracranial inflammation, vascular lesions, diabetes, tumors and trauma. If the primary disease is controlled or improved, or even cured, through aggressive treatment, such as relieving aneurysm compression, the resulting motor nerve palsy is likely to be restored. The prognosis of patients with mechanical injury factors such as relative displacement of tissues leading to compression, pulling or impact on the motoneuron, direct injury to the motoneuron, or motoneuron palsy combined with optic nerve damage is relatively poor. Patients with motor nerve palsy should seek medical attention in a timely manner and under the guidance of a doctor for a reasonable diagnosis and treatment. This will prevent the condition from lingering for too long or causing sequelae.