Netizen: Hello, Doctor Zhang! How did the nearly four year old child say that his navel and eye hurt?
Answer expert Dr. Zhang Silai (Expert of Sina Maternal and Infant Research Institute, former director of pediatrics and chief physician of Beijing University of Traditional Chinese Medicine Affiliated Hospital of Integrated Traditional and Western Medicine)
Generally speaking, there is no problem. If you don't pay much attention to hygiene, you can check your stool for worm eggs. If it is a parasite, you can treat it with insecticide.
