What causes behavioral and personality changes?
Tumor location influences the type of symptoms. Here is an example: While on a sailing trip with his wife Diana, Ray Rosenkaimer suffered a terrible headache. He became too disoriented and confused to continue sailing, and Diana took over the helm. The next morning Ray awoke feeling better and thought everything was fine. Instead, he had a frightening and shocking surprise. As I drank my coffee and began to look at the morning paper, I was struck with the horror of not being able to read one word. I could not believe it. The words held no meaning. I looked in my wallet to see if I could recognize myself on any photo ID or at least read my social security number. To my amazement I comprehended nothing. I was unrecognizable to myself. The person sitting across from me at the breakfast table looked somewhat familiar, but I neither knew her nor her name. I thought I had lost my mind. A large meningioma, the most common type of primary brain tumor, growing in the left temporal and parietal
