People healthy than anything else is important, but it seems that now can threaten people’s health is really too many diseases, smog disease is now a more serious problem, it is a cerebrovascular disease, so far the cause of its pathogenesis is not very clear, but the harm of smog disease is very great, such as a part of the patient’s clinical sudden cerebral infarction or cerebral hemorrhage and other smog disease is related to. From the medical point of view, smog disease is mainly characterized by progressive stenosis or occlusion of bilateral carotid arteries, anterior cerebral arteries and middle arteries, and secondary to the formation of an abnormal vascular network at the base of the skull and brain, which is called smog disease because of the image result resembling smoke when doing cerebral angiography. What is smoky changes at the end of the left internal carotid artery? Typical smoky disease is usually bilateral abnormal changes, but there are also a very small number of patients only for the left side or the right side of the abnormal smoke-like changes, this situation is usually smoke syndrome, mostly combined with acquired factors. Of course, whether it is smog disease or smog syndrome, the harm is very great, the treatment is equally important, the patient must not delay, the earlier the treatment is more conducive to recovery. Currently in the treatment of smog disease, if you rely solely on conservative drug treatment that is not possible, conservative medicine can only play a role in relieving the symptoms, want to better treatment or have to resort to surgical means.