Marfans Research Foundation
- Irish charity with information on fund raising activities and the condition.
- http://www.marfansresearchfoundation.ie

Marfan Syndrome
- Online chapter from The Merck Manual of Medical Information.
- http://www.merck.com/mrkshared/mmanual_home2/sec23/ch279/ch279c.jsp

Questions and Answers about Marfan Syndrome
- From the National Institutes of Health.
- http://www.niams.nih.gov/hi/topics/marfan/marfan.htm

MFS Type 1 Fibrillin Gene
- A comprehensive site including major resources listed as well as genetic information.
- http://www3.ncbi.nlm.nih.gov/entrez/dispomim.cgi?id=154700

South African Marfan Syndrome Organisation
- Information in English and Afrikaans,including an interactive diagnosis tool that allows for an accurate diagnosis.
- http://www.marfan.org.za

Marfan Support and Information
- Support group in New South Wales, Australia.
- http://www.marfan.net.au

Living With Marfans
- This site is an in depth look into the life of someone who has Marfan Syndrome and what they have learned along the way.
- http://jrmarfan58.com

Marfan Syndrome: Does Diet Play a Role
- Explores the idea that the disease is affected not by the fibrillin gene, but by one's diet.
- http://www.ctds.info/marfan.html

The Mystery of Akhenaten: Genetics or Aesthetics?
- A history of the pharoah along with theories applied to what he may have had, including Marfan's.
- http://www.heptune.com/Marfans.html

Swedish Marfan Association
- Here you can find plenty of information the disease including symptoms and other disorders that are similar to Marfan's. Also contains information about the Swedish Association.
- http://user.tninet.se/~sda301a/

Polish Marfan Association
- General information including dealing with pregnancy with the disease. Also has contact information for the association and links to other organizations.
- http://www.marfan.sprint.pl/

Univ. of Washington - Marfan Syndrome
- What the disease is and includes the impacts on daily life.
- http://www.orthop.washington.edu/arthritis/types/marfan/01

International Federation of Marfan Syndrome Organizations
- A global information center providing links to Organizations around the world.
- http://www.marfanworld.org/

American Heart Association - Marfan's Syndrome
- Includes definition, problems with blood vessels and cardiac valves, treatment, lifestyle changes, and links to other heart related conditions.
- http://www.americanheart.org/presenter.jhtml?identifier=4672

Life and Issues of Marfan's Syndrome
- Personal site by which describes the pathology and gives a bit of advice.
- http://www.io.com/~cortese/marfan/

Canadian Marfan Association
- Information, articles, events, a patient survey, and products. Also contains an article on Pharaoh Akhenaten who was believe to have the disease.
- http://www.marfan.ca/

National Marfan Foundation
- Providing accurate and timely information about the disorder to patients, family members and physicians.
- http://www.marfan.org/

Marfan Association UK
- The support association in the UK for this genetic condition which can affect the heart, eyes and connective tissue.
- http://www.marfan.org.uk