Join Us

For Individuals and

You are not alone

Chromosome Disorder Outreach, Inc. (CDO) is a 501c3 non-profit organization that provides support & information to individuals, families and professionals – anyone affected by a rare chromosome disorder. Members benefit from personalized networking, Ask the Doctor and research programs. Make connections through our private Facebook group and stay up to date on the latest news.


For Healthcare Professionals

Share your knowledge

Physicians, genetic counselors, therapists and other healthcare professionals, register now to help us learn more about rare chromosome disorders: the associated symptoms, new research and evolving treatments. Request notifications of new studies and important publications on our website.  Professional contact information will appear on the CDO website unless privacy opt out requested.


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