There are no people who do not get sick, and once they do get sick they have to do everything they can to treat it in order to alleviate their own suffering. Smoke disease is a disease that threatens health a lot, it may be said that many people have hardly heard of it, but if it is really diagnosed we should learn more about it and actively cooperate with the treatment to avoid the continuous development and deterioration of the disease, which is very detrimental to ourselves. Smog, like many other diseases, has a chronic progressive course, and the disease does not recover on its own. In clinical practice, there are many patients with smog disease who do not have good control of their disease, and as a result, there is a serious shortage of blood supply to the brain, resulting in a large cerebral infarction, or even a sudden brain hemorrhage, which poses a great threat to life safety. So, how many years does the progression of smog take? The course of smog is divided into six stages, and it is uncertain how long it takes to develop from stage one to stage six. However, one thing is certain, the earlier the treatment, the easier it is to control. Therefore, once diagnosed, patients should take effective treatment in time to avoid the development of the disease and its irreversible damage. There are no specific drugs available for the treatment of smog. To better prevent cerebral ischemia and cerebral hemorrhage, patients need to undergo effective smog bypass surgery in a timely manner. The traditional surgical methods are direct bypass and patching, but after a lot of clinical verification, these two procedures are relatively single in treatment, and the recovery after surgery is sometimes not very satisfactory.