ATLANTA, Nov. 9 -- A new study finds that children with Down syndrome are at an increased risk of an associated form of arthritis. Additionally, researchers recommend changing the name to Down syndrome-associated arthritis to more accurately reflect the inflammatory and erosive nature of the condition. Details of this study will be presented at the 2019 ACR/ARP Annual Meeting (Abstract #1817).

About one child in every 1,000 develops some type of chronic arthritis. These disorders can affect children at any age, although rarely in the first six months of life. It is estimated that around 300,000 children in the United States have been diagnosed with the condition. Down syndrome is a condition in which a person has an extra chromosome number...