He noted that the disease is not easy to identify in the early stages due to its asymptomatic course.

Among the signs that appear later, the oncologist named rapid fatigue, dizziness, nausea, loss of consciousness, convulsions, as well as impairment of vision and hearing.

The most common symptom of a brain tumor is headache.

When the organs responsible for the vestibular function are damaged, violations of written speech and sound pronunciation begin to appear, and phrases and letters may fall out during speech, ”the doctor said.

He urged to immediately contact a specialist in case of such symptoms.

Among the possible causes of a brain tumor, Myasnyankin singled out a genetic predisposition, radiation therapy, metastases of tumors in other localizations of the body, permanent brain trauma and concussion.

In October, doctors named the main reasons for the development of breast cancer taking hormonal drugs, smoking, excessive alcohol consumption, exposure to direct sunlight, visiting a solarium, as well as a genetic predisposition.