Rare Disorders

About.com: Rare Diseases

Presents an overview of rare diseases along with articles on getting a diagnosis, medical tests, and applicable drugs.


Information from the Association of Congenital Diaphragmatic Hernia Research, Advocacy, and Support.

Office of Rare Disease

Information on scientific activities and a portal providing information on major topics of interest in rare diseases research.


Portal for rare diseases and orphan drugs. Features an alphabetic disease encyclopedia, plus details of clinical trials, orphan drugs and research links.

Rare Disease Search Engine

Specialized web search tool focused on information and resources involving rare diseases and related topics.

Rare Disease Therapeutics, Inc.

Diopharmaceutical specializing in the development, registration, and distribution of orphan disease products.

Rare Diseases Clinical Research Network (RDCRN)

Network composed of several distinctive consortia collaboratively working to improve the availability of rare disease information, treatment, clinical studies, and general awareness.

Rare Disorders

Source for information on rare disorders or syndromes including uncommon forms of cancer, heart disease, and stroke. With news and health articles.


Offers disorder-based communities for patients, families, and health care professionals affected by rare disorders.

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