Newborns are infants born before 28 days, and their head circumference is standardized at about 33-34cm, but there are individual differences.
The growth of the head circumference of newborns has a close relationship with the growth of the skull and brain development, newborns in the fetal period, due to the brain growth of the whole body system growth in the most leading position, so the head circumference at birth will be relatively large, the head circumference standard value is generally about 33-34cm, but there are individual differences.
Measuring the head circumference of newborns is mainly to reflect the development of the skull, if the head circumference is too small, there may be the phenomenon of underdevelopment of the skull, may also affect the development of brain tissue. If the newborn’s head circumference is too large, there may be hydrocephalus, congenital chondrodysplasia and so on.
If the head circumference of the newborn baby is abnormal, it is recommended that the family immediately take the newborn baby to a specialized hospital for relevant medical examination, and if there is a pathological condition, treatment should be carried out under the guidance of the doctor.