A variety of diseases occur today, and health problems are a concern. One of the rarer diseases is smog, which most people do not know much about. Smog is actually a cerebrovascular disease that is dangerous and can cause cerebral ischemia, cerebral infarction, cerebral hemorrhage, seizures, and other life-threatening conditions if left untreated. The onset of smog is mainly due to the narrowing or occlusion of blood vessels in the patient’s skull, resulting in poor blood supply to the brain. The smoldering blood vessels at the base of the skull are fragile and can easily rupture without timely treatment and control, leading to cerebral hemorrhage. Is it possible for smoldering disease to be lifelong? Although such cases exist in medicine, the probability is very low, and most patients have obvious symptoms and even many deaths. Therefore, once diagnosed with smog, patients need to be treated actively and effectively. Remember not to take any chances, and do not think that you will be fine if you do not have symptoms, because your condition may gradually become more serious or even worsen, and may cause brain infarction or brain hemorrhage at any time, which is very dangerous. The treatment of smog disease should not be delayed for a moment. At present, there are mainly two types of treatment for smog disease, conservative treatment and surgical treatment. Conservative treatment is mainly through some drugs to relieve and control the disease, but the effect is very little, not able to fundamentally improve the blood supply to the brain. Therefore, the main treatment for smog is surgery. Combined vascular bypass surgery for smog is highly effective. This technique successfully combines bypass and patching in the same surgery, resulting in a more comprehensive treatment and better recovery, and has gained high medical recognition.