How does Down syndrome affect growth and development?
Down syndrome is a genetic condition that happens when a child is born with an extra chromosome. The extra chromosome affects the way the child’s brain and body develop, leading to developmental delays, intellectual disability and an increased risk for certain medical issues.
When do children with Down syndrome stop growing?
The mean final heights, when plotted on the growth charts of American children with DS,6 were on the 95th and slightly above the 50th centiles, respectively. Individuals with DS reached their final height at relatively young ages, 16 years for males and 15 years for females (fig 1B and 2B).
Are there growth charts for children with Down syndrome?
But pediatricians needing to record growth milestones at regular office visits have an outdated set of growth charts based on data collected more than 25 years ago. Since that time, there have been major advances in the medical care of children with Down syndrome.
Are there growth charts for children with trisomy 21?
New Growth Charts for Children With Trisomy 21. A four-year, $1.2 million grant from the U.S. Centers for Disease Control and Prevention (CDC) is supporting this effort, which brings together experts from the Hospital in growth and nutrition, Down syndrome (also called trisomy 21), and general pediatrics.
When do weight percentile curves for Down syndrome start?
*Weight percentile curves start at age 0 months; other “birth to 3 years of age” growth curves start at 1 month of age. For individuals aged 2-20 years: . The information below is provided to help you read and interpret the growth charts for children with Down syndrome.
Can you tell the difference between Down syndrome and trisomy 21?
People often can’t tell the difference between each type without looking at the chromosomes because the physical features and behaviors are similar. Trisomy 21: About 95% of people with Down syndrome have Trisomy 21. 2 With this type of Down syndrome, each cell in the body has 3 separate copies of chromosome 21 instead of the usual 2 copies.
