Tumor locationSigns and symptoms
Frontal lobeDementia, personality change, gait disturbance, expressive aphasia, seizure
Parietal lobeReceptive aphasia, sensory loss, hemianopia, spatial disorientation
Temporal lobeComplex partial or generalized seizure; behavior change, including symptoms of autism, memory loss, and quadrantanopia
Occipital lobeContralateral hemianopia
ThalamusContralateral sensory loss, behavior change, language disorder
CerebellumAtaxia, dysmetria, nystagmus
Brain stemCranial nerve dysfunction, ataxia, papillary abnormalities, nystagmus, hemiparesis, autonomic dysfunction