Brain tumor appears to walk unsteadily, generally has a certain relationship with the location of the patient’s tumor growth. The unsteady walking of patients suffering from brain tumor disease is generally related to the location of the growth of brain tumor, which is also the direct mechanism causing the unsteady walking of brain tumor patients. If the brain tumor grows in the posterior cranial fossa, it will often involve the cerebellar earth, brain stem and other parts of the patient, causing the patient to appear unsteady standing, unsteady gait or inability to hold things and other symptoms. In addition, brain tumor affects the motor area of the cerebral cortex, resulting in weakness and spasm of the lower limbs, and also unstable walking. Suffering from brain tumor, it is recommended to choose regular hospital for examination and treatment, and family members should pay attention to observe the patient’s behavior in daily life, and consult doctor in time if there is any abnormality, so as not to miss the treatment time of the disease.