What are the symptoms of late stage brain metastasis of lung cancer? Have these symptoms

Lung cancer patients develop brain metastases, and the adverse symptoms induced in the later stages include, first of all, nausea, vomiting, and visual impairment, etc.; secondly, congestion and edema, etc.; and finally, excitement and depression, etc.

We know that lung cancer is a disease that is very harmful and causes serious harm to the patient's life and health. So, what are the symptoms of late stage lung cancer brain metastasis? Let's learn about it below.
First, when the tumor metastasizes to the brain, patients often experience some common adverse symptoms, including headaches, nausea, vomiting, and visual impairment.
If the tumor causes severe intracranial hypertension, the patient may experience poor venous blood return due to compression of the ocular veins, which may lead to congestion and edema, damage to the visual cells of the fundus, and subsequent vision loss.
At the same time, if there is a brain tumor in the frontal lobe of the healthy brain, it will cause the mental activity of the frontal lobe to be damaged, and then induce some adverse symptoms such as excitement and agitation, as well as depression and depression. In addition, it will also induce some mental abnormalities, such as amnesia, fiction, etc., and there will also be adverse symptoms such as unilateral limb weakness.
In addition, due to the stimulation of the patient's nerves, the patient may also experience some adverse symptoms such as tinnitus and deafness.