The bone above the ears might seem to stick out. Common positional skull deformities do not require surgery.ĭeformational brachycephaly is when the head is symmetrically (evenly) flat in the back and wide from side to side. Your pediatrician can determine whether your baby's head shape is caused by a positional skull deformity or an uncommon but more serious condition calledĬraniosynostosis. Infants who have torticollis also will need physical therapy.Ī baby's head shape change usually is related to the position in which they spend the most time. Torticollis, a condition where the neck muscles are tight or imbalanced, have a positional skull deformity. Some other things that affect a baby's head shape at birth are using forceps, vacuum extraction or even a difficult labor.
The baby's position when moving through the birth canal can affect his or her head shape. Preemies also have softer bones that are not as fully formed as the bones of full-term babies.īirth complications. Lying flat on their backs in the hospital can cause a preemie's head to become misshapen. Cramped or unusual positions in the womb can lead to changes in head shape. It helps babies master basic milestones like head lifting, turning over, sitting up, and crawling. Tummy time is for babies who are awake and being watched. Some babies like sitting or sleeping with their heads turned a certain way. There are many things that can cause a positional skull deformity, such as: The plates also allow room for the brain to grow during the first year of life. The bony plates can move a bit, which helps the baby's head to pass through the birth canal. What causes a baby's head shape to change?īaby's skull has soft, bony plates that haven't yet fused together. Mobile and can turn their heads on their own more regularly. By 6 months of age, many babies become more This is when babies are not able to sit up or move on their own. More often, it happens in the first 4 to 12 weeks of life.
This is called a positional skull deformity.įor about 20% of babies, a positional skull deformity occurs when they are in the womb or in the birth canal. When a baby spends a lot of time in one position, it can cause the shape of their head to change.
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