Is it possible for a person with Chiari Malformation 1 to develop scoliosis as an adult?
You can develop degenerative Scoliosis as an adult. This are great links. Many Chiarians have spine issues as well. I do myself. This research shows there is a link between CM and Degenerative Scoliosis and Spine Issues.
http://www.spine-health.com/conditions/scoliosis/degenerative-scoliosis
http://www.princetonbrainandspine.com/subject.php?pn=chiari-malformation-types