Brain X-ray is a general concept, in fact, there are many kinds of films, the most commonly used are the following: 1, X-ray plain film of the head, mainly used for patients with traumatic brain injury, to check whether there are fractures or defects in their skull, also used for patients with congenital developmental abnormalities, to check whether there are developmental disorders in their bones, the price is generally between 100-150 yuan. 2, CT of the head, commonly used for traumatic brain injury, cerebral hemorrhage, preliminary examination of cerebral infarction, the cost is generally about 250 yuan, 3.Cranial MRI, mainly used for more serious organic diseases of the brain, when it is difficult to detect by head CT, MRI is more delicate and can accurately detect lesions, such as acute cerebral infarction, encephalitis or brain tumor, and the price is generally between 700-800 yuan. MRI also has other functional imaging and vascular imaging, and the price is generally around$600.