What is the risk of lymph node enlargement in the back of the head?

Children head lymph node enlargement is generally caused by bacteria and virus infection in surrounding tissues. If the infection is not serious, it will not affect physical health. If the child has meningitis, encephalitis and other abnormal diseases, it may affect intellectual development. Suggestion: Children need to go to the hospital in time for examination to determine the type of infection and actively carry out anti-infection treatment.