Symptoms of recurrence of craniopharyngioma 8 years after surgery mainly include hypothalamic pituitary dysfunction, increased intracranial pressure, visual acuity and visual field disorders, and mental symptoms. 1. Hypothalamic pituitary dysfunction: after recurrence of tumor, the pituitary gland may be compressed, which may lead to thyroid dysfunction and hormone secretion reduction, which may cause symptoms such as fatigue, fear of cold, and even lead to unsteady walking. 2. Increased intracranial pressure: it may be manifested as obvious headache, accompanied by nausea, vomiting and optic papilla edema. 3. Visual acuity and visual field impairment: after recurrence of the disease, the corresponding brain tissues and brain nerves, such as optic nerve and optic cross, will be compressed, and the symptoms of visual acuity loss and visual field defect may appear, and even blindness may be caused after the tumor increases in size. 4. Mental symptoms: if the tumor invades the hypothalamus, excessive drinking, polyuria or even uremia may occur. It is recommended that patients should have regular checkups, and if the above symptoms appear, they should pay attention to them and consult the doctor in time for active treatment.