Patients with smog have a risk of brain infarction and a risk of brain hemorrhage, but that doesn’t mean you won’t have a brain hemorrhage after a brain infarction. The patient had a brain infarction 4 years ago and recovered well from the infarction after treatment, but did not treat the smog actively. The patient’s family and the patient had experienced a brain hemorrhage and were very aggressive in treating the smog. If the smog had been treated aggressively four years ago, this hemorrhage might have been avoided. The biggest danger of smog is that it can lead to brain infarction or brain hemorrhage, and the infarction and hemorrhage can come repeatedly, with children having a higher chance of brain infarction and adults having a relatively higher risk of brain hemorrhage. Many patients with smog disease are only treated for brain infarction after the infarction, not dealing with smog disease, but the body recovered some sequelae better patients and family members think that the smog disease is cured, in fact, this is not the case, this is only for the treatment of brain infarction, in fact, the cause of brain infarction has not been solved, the risk of brain infarction or bleeding again in the future is still very high, but if you ask when the next Brain infarction or brain hemorrhage, this no one knows, so do not take a chance and do not gamble with your health.