The cost of transradial cerebral angiography is approximately $5,000 to $8,000, and may vary widely by region and hospital. The cost of transradial cerebral angiography includes the cost of the basic procedure, the cost of surgical supplies, and the cost of contrast media. The cost of basic procedure is about RMB 2,500, the cost of surgical consumables (e.g. guide wire, catheter, etc.) ranges from RMB 1,000 to RMB 2,500, the cost of contrast agent is about RMB 1,000, and hemostatic devices may be used in some patients, which costs about RMB 500 to RMB 2,000. Cerebral angiography can comprehensively, dynamically and accurately display the structure of cerebral blood vessels or related lesions, and is the gold standard for diagnosing cerebral vascular diseases (e.g. intracranial aneurysm, cerebral vascular stenosis, smoky disease, cerebral vascular occlusion, etc.), with a relatively high reference value.