What are some signs that cancer has metastasized to the brain?

Variable: It depends on where the cancer has metastasized in the brain but symptoms can be nausea, vomiting, headaches, seizures, stroke, visual changes or sometimes no symptoms.

Varies: It depends on the area in the brain affected (the function of the brain on that particular area can be interrupted and presented as an abnormal symptom), the size of the mass- can be without symptoms especially when the lesion is very small, however generally can be presented with nausea/vomiting, headaches, seizures, limb weakness on particular side of the body, gait imbalance, slurred speech etc.

Brain mets: Typically a patient will complain of headaches located in the same place that are increasing in intensity over time or no longer reponding to otc meds, dizzyness or being unsteady on their feet [off balance], personality changes or memory issues, vision changes [double or loss of half the visual field], somnolence is usually a late sign/symptom.