left parietal lobe tumor
Because the location of the tumor was in the left parietal lobe of the brain, neurosurgeons had to exercise particular caution, as this area âcontrols speech, comprehension, and other mental and visual skills.â. Neurological symptoms associated with a tumor in the left parietal lobe include: 1  Impaired speech.2  Inability to write. 3  Lack of recognition. 4  Seizures (Kennedy had a seizure which lead to his hospitalization and eventually his diagnosis).5  Spatial disorders.ecause the location of the tumor was in the left parietal lobe of the brain, neurosurgeons had to exercise particular caution. On Monday morning Senator Kennedy underwent brain surgery. Because the location of the tumor was in the left parietal lobe of the brain, neurosurgeons had to exercise particular caution. â.