The bumps on the neck of children can slide, commonly due to swollen lymph nodes in the neck, and may also be caused by sebaceous cysts, fibroids, and congenital diseases such as thyroglossal cysts. 1. Swollen lymph nodes in the neck: children with upper respiratory tract infections, or the presence of pharyngeal tonsillitis, rhinitis, or skin inflammation of the face or ear infections. After viral or bacterial infection, local inflammatory enlargement of lymph nodes may occur, which is a reactive hyperplasia, which is more common and usually does not cause discomfort, and only requires active anti-infection treatment and close observation; 2. Special treatment, you can closely observe the changes of the child’s neck bumps. If the child’s bumps gradually have enlargement or pressure pain, although they can slide, high attention should be paid to them; 4. congenital diseases: there may be thyroglossal cysts, parotid cleft cysts, cystic hydatid tumors, etc., which can be surgically removed and belong to congenital diseases; 5. others: some children’s enlarged lymph nodes may be related to tuberculosis or tumors, such as thyroid tumors, hemangiomas, lymphomas, thyroid adenomas, etc. However, such small bumps are relatively less mobile, and their appearance must be taken seriously and examined accordingly for timely intervention and treatment.