Nausea and vomiting in the left side of the brain may be caused by high blood pressure, migraine and brain tumor.
1. Hypertension: People with a history of hypertension may suffer from headache, nausea and vomiting due to poor control of blood pressure, resulting in fluctuating elevation of blood pressure, especially if the elevation is large, so that the pressure inside the cerebral blood vessels is significantly increased.
2. Migraine: when migraine attacks, it may show pain in the left side of the brain, nausea, vomiting, and may be accompanied by photophobia, phonophobia and other symptoms, which can be caused by environmental factors, emotional factors, dietary factors and other reasons.
3. Brain tumor: Because brain tumor occupies the position, it is easy to cause intracranial pressure to rise, which may cause left brain pain, nausea, vomiting, and may be accompanied by blurred vision, projectile vomiting and other symptoms.
Left brain pain, nausea and vomiting should be taken seriously and go to regular hospitals in time.