If a tumor develops in the parietal lobe, the patient may lose sensation on the side of the body opposite to the affected brain hemisphere. Conversely, a tumor in the brain stem can cause drooping ...

Sen. Edward Kennedy announced in May 2008 that he was suffering from a brain tumor, a malignant glioma, in his left parietal lobe. He had surgery at Duke University in June 2008. Dr. Sanjay Gupta ...