The fontanel did not close at the age of 2, if it is relatively small generally does not matter, because there are individual differences, but if the fontanel is larger in 2-year-old children, it may also be caused by a lack of vitamin D, hydrocephalus and so on.
1. Normal situation: the fontanel is about 1-2CM when the baby is born, with the growth of the skull and increase in size, gradually ossified around 6 months of age, the latest may be closed at about 3 years of age, some children may be closed after 2 years of age, which is a normal phenomenon.
2. lack of vitamin D: fontanel 2 years old is still large may be caused by a lack of vitamin D, need to follow the doctor’s instructions to supplement the vitamin D.
3. Hydrocephalus: Hydrocephalus can increase intracranial pressure, which can enlarge the fontanel and cause it to close later than children of the same age.
Parents are advised to take their children to the hospital in time for the doctor to complete the appropriate physical examination and take targeted treatment according to the child’s condition.