Bilateral subventricular cysts in newborns that are not large are usually not serious, but if the cysts are large, they need to be drained or treated surgically. 1. Bilateral subventricular cysts in newborns do not have obvious clinical symptoms, and most of the cysts are between 1 and 2 cm in size, which will not lead to compression of the brain cells and therefore will not affect the intellectual development of the newborns. With the continuous growth and development of newborns, cysts can be absorbed on their own. 2. Large cysts: Some newborns have large bilateral subventricular cysts that adversely affect the development of brain cells, in which case surgical drainage or surgical resection should be considered. Parents are advised to bring their children to regular hospitals to receive examination, according to the results of the examination, under the guidance of the doctor to deal with.