What is the difference between brain MRI and brain CT?

Brain MRI and brain CT principle is different, check to see things are different. CT after radiation slice scanning, observe the structure of the bone more clearly, such as brain trauma patients, see whether there is skull fracture, etc.; MRI is imaging, observe blood vessels more clearly, suitable for seeing whether there is cerebral infarction and other cerebrovascular diseases, because its soft tissue examination is more clear than ct, the brain infarction focus is also more clear. MRI has certain contraindications. Patients with metal pacemakers cannot do this examination. CT can only be used.