Microcephaly is a condition where a baby’s head is much smaller than normal. It is most often present at birth (congenital). Most children with microcephaly also have a small brain and an intellectual disability. Some children with small heads have normal intelligence.
Why is my baby’s head small?
During pregnancy, a baby’s head grows because the baby’s brain grows. Microcephaly can occur because a baby’s brain has not developed properly during pregnancy or has stopped growing after birth, which results in a smaller head size.
When should I be concerned about my baby’s head size?
For a doctor to diagnose macrocephaly, the measurement of the head around its widest part needs to be larger than the 98th percentile. Macrocephaly may sometimes be a sign of an underlying condition that requires treatment. In other cases, it may occur due to genetics, including a family history of macrocephaly.
Is it bad if my baby has a small head?
If your baby’s head is measuring small or is not growing: Your baby’s doctor may be concerned about failure to thrive (when a child doesn’t take in enough calories or is unable to utilize them and doesn’t grow properly as a result).
Does a small head always mean microcephaly?
Microcephaly is a birth defect in which a baby’s head is smaller than expected, compared to babies of the same sex and age. Babies with mild microcephaly often don’t have problems other than small head size.
What happens if a baby’s head circumference is small?
Chances are your doctor will detect microcephaly at the baby’s birth or at a regular well-baby checkup. However, if you think your baby’s head is smaller than normal or isn’t growing as it should, talk to your doctor.
What if head circumference is small?
What is microcephaly? Microcephaly is a medical condition in which the circumference of the head is smaller than normal because the brain has not developed properly or has stopped growing. Microcephaly can be present at birth or it may develop in the first few years of life.
Will my baby’s head round out on its own?
In most cases, your baby’s head shape will resolve on its own. Given time and a little effort, your baby’s head will grow and return to normal as they begin moving and doing more. Wearing a helmet is also a good way to correct large malformation or flat spots on your baby’s head.
What is a normal size baby head?
The average newborn’s head measures 13 3/4 in (35 cm) Generally, a newborn’s head is about half the baby’s body length in cm plus 10 cm. So a baby that is 18 inches long would be 45.7 centimeters (18 x 2.54). His or her head would be about 32.9 cm or a little under 13 inches.
Is baby head size important?
Another measure of infant growth is head circumference, or the size of your baby’s head. It’s important because it can indicate how well their brain is growing. If your baby’s brain isn’t growing properly, they may have a condition known as microcephaly.
Does baby head size determine intelligence?
At 8 years, head circumference at birth was no longer associated with IQ, but head growth during infancy remained a significant predictor, with full-scale IQ increasing an average of 1.56 points for each 1-SD increase in growth. later intelligence.
How long do babies live with microcephaly?
There is no standard life expectancy for microcephalic babies because outcomes depend on so many factors, and the severity of the condition can range from mild to severe. Babies with mild microcephaly may still meet the same milestones like speaking, sitting and walking as a child without the disorder.
At what age is microcephaly diagnosed?
Diagnosis. Early diagnosis of microcephaly can sometimes be made by fetal ultrasound. Ultrasounds have the best diagnosis possibility if they are made at the end of the second trimester, around 28 weeks, or in the third trimester of pregnancy. Often diagnosis is made at birth or at a later stage.
Can someone with microcephaly have normal intelligence?
Most children with microcephaly also have a small brain and intellectual disability. Some children with small heads have normal intelligence. Microcephaly may be caused by problems during a woman’s pregnancy. In some cases, it may be caused by inheriting an abnormal gene.
What is considered a small head size?
Hat Sizing Chart *
|Head Circumference||Adult Hat Size|
|21 1/4||54||Small (S)|
Does a small head mean a small brain?
Hurlburt: Even though head size also depends on factors such as the muscularity of the head and thickness of the bone, it’s very likely that a bigger head means a bigger brain. But Hurlburt says people with bigger brains aren’t necessarily smarter than those with smaller ones.