CDO does not recommend or endorse any other support organization. These are external web links provided for information purposes only. Clicking on any link will cause you to leave the CDO website.


CDO is all about helping individuals and families create connections with others through our many diverse outreach programs. In addition to CDO, smaller chromosome disorder specific groups provide a valuable resource for many. Should you wish a referral to a genetics professional visit the highly recommended National Society of Genetic Counselors website. And finally if you have recently lost a loved one to the complications of a rare chromosome disorder, our CDO Angels coordinators will do all they can to help. Please use the links below to guide you to find the best support for you and your family.

Chromosome Specific Support Groups

Chromosome 1

Chromosome 3

Chromosome 4

Chromosome 5

Chromosome 7

Chromosome 9

Chromosome 10

Chromosome 11

Chromosome 12

Chromosome 13


Chromosome 14

Chromosome 15

Chromosome 16

Chromosome 17

Chromosome 18

Chromosome 20

Chromosome 22

Sex Chromosomes

Other Support Groups


Last Updated On Jun-29-2017 04:18:34