About
CDO is a registered 501C3 non-profit organization. For over 31 years we have been providing support and information to all those affected by the rarest chromosome and gene disorders. We offer personalized matching and research programs, parent to parent networking support and maintain a highly detailed database registry. Please help us continue this vital work. Whether a diagnosis is received prenatally or when an adult, CDO always will be there to help individuals and their families. Alone we may go unnoticed, together our intensity cannot be missed. #youarenotalone
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Collections
View All CollectionsCDO Calendar
1 item
Products
View All Products2026 CDO Calendar
Price£25.00
CDO Heart Napkin
Sale Price £37.62. Original Price £44.25.
T-shirt
Sale Price £25.72. Original Price £30.25.
CDO Art Folded Thank You Card
Price£3.41
CDO 1:150 Tote Bag
Price£14.75
RCDA Week Tee
Sale Price £20.66. Original Price £24.30.
Categories
View All CategoriesLatest Products Created
View All Products2026 CDO Calendar - New
Price£25.00
2026 CDO Calendar
Price£25.00
Santa Gnome Card
Price£3.46
CDO Art Folded Thank You Card
Price£3.41
T-Shirt
Sale Price £20.66. Original Price £24.30.
T-Shirt
Sale Price £20.66. Original Price £24.30.
Latest Products Sold
View All Products2026 CDO Calendar
Price£25.00
2026 CDO Calendar - New
Price£25.00
T-shirt
Sale Price £25.72. Original Price £30.25.
CDO flowers/handprints shirt
Sale Price £20.66. Original Price £24.30.
T-Shirt
Sale Price £20.66. Original Price £24.30.
CDO words shirt
Sale Price £25.76. Original Price £30.30.

















