| A3243G | | Explains a gene defect which causes several diseases including Maternally Inherited Diabetes with Deafness. Features a newsletter, forum and definitions. |
| Dr. Greene's HouseCalls | | A discussion of medical information on trisomy, trisomy 13, genetics, and his own personal family experience with this rare disease. |
| Gene Clinics | | Medical genetics knowledge base. NIH funded, expert-authored descriptions of inherited disorders. Covers genetic testing in diagnosis and management and genetic counseling of patients. |
| Genetic and Rare Conditions | | Lay advocacy groups, support groups, information on genetic conditions and birth defects for professionals, educators and individuals. Disorders from A-Z. |
| Genetic Disorders: The Links to Diet | | Explores the role of diet in birth defects and genetic disorders. Includes nutritional links to disorders such as Down syndrome, cerebral palsy, homocystinuria, and cystic fibrosis. |
| The Center For Jewish Genetics Disorders | | A critical effort to provide public and professional education for many of the identified Jewish genetic disorders. Find info on screening and counseling, advocacy, events and community resources. |
| The UDGD Spot | | Resources and information for families of children with genetic disabilities or syndromes that are still awaiting a diagnosis. |
| Washington University in St Louis | | Family resource for individuals with Papillon Lefevre, Haim-Munk Syndrome and Prepubertal Periodontis. Interested families may participate in a registry dedicated to learning about the natural history of these three conditions. |
| XLH Network | | Patient support group for XLH, a genetic condition also known as X-Linked Hypophosphatemia, X-Linked Hypophosphatemic Rickets, Familial Hypophosphatemia, Vitamin D-Resistant Rickets. |
| Your Genes, Your Health | | The DNA Learning Center's multimedia guide to genetic disorders. Complete in depth articles about each disease listed. | |
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