What is the best brain check?

Brain nerve to do what the best examination is what the brain needs to do, depending on the disease to be considered is what aspect, cerebral infarction patients can be examined by brain CT or brain magnetic resonance plain scan, relatively speaking brain magnetic resonance more comprehensive, cerebral hemorrhage patients preferred brain CT examination. If intracranial tumors and other space-occupying diseases, after brain CT and MRI plain scan may not be clear, need to do brain CT or brain MRI enhanced scan. Epilepsy patients need to do EEG examination, nervous system degenerative diseases may need brain biopsy.