Every child is the heart of his or her parents, and when a child is sick, parents must be anxious and worried about all kinds of things, such as smog. Once a child has smog, the blood supply to the child’s brain will be abnormal and a series of uncomfortable symptoms will appear, so it is important to pay attention to it. If not detected and controlled in time, it can lead to epilepsy, mental retardation and hemiplegia at a later stage, which can have a great impact on the child. Therefore, parents should be vigilant when they find similar symptoms in their children and go to the hospital in time to confirm the diagnosis. In the treatment of childhood smog, many hospitals adopt conservative medical treatment, but the goal of smog treatment is to establish adequate and smooth cerebral blood flow, and conservative medication generally does not achieve this effect. Then, once the diagnosis of smog is really confirmed, it should still be treated with surgery in time. Can children recover from smog surgery? The recovery after surgery is related to the surgical plan. The common surgical methods are direct bypass, indirect bypass and combined vascular bypass surgery. The first two methods are slightly single in treatment, and sometimes the recovery after surgery may not be particularly ideal, while combined vascular bypass surgery is a composite procedure that combines direct bypass and indirect bypass in the same surgery, with more comprehensive treatment and good clinical results.