Vision problems should be treated when possible. Take care to prevent scoliosis, especially during adolescence.

Medicine to slow the heart rate may help prevent stress on the aorta. Avoid participating in competitive athletics and contact sports to avoid injuring the heart. Some people may need surgical replacement of the aortic root and valve.

People with Marfan syndrome should take antibiotics before dental procedures to prevent endocarditis. Pregnant women with Marfan syndrome must be monitored very closely because of the increased stress on the heart and aorta.

National Marfan Foundation -- www.marfan.org

Heart-related complications may shorten the lifespan of people with this disease. However, many patients survive well into their 60s. Good care and surgery may extend the lifespan further.

Complications may include:

• Aortic regurgitation
• Aortic rupture
• Bacterial endocarditis
• Dissecting aortic aneurysm
• Enlargement of the base of the aorta
• Heart failure
• Mitral valve prolapse
• Scoliosis
• Vision problems

Experts recommend genetic counseling for couples with a history of this syndrome who wish to have children.