Marfan Syndrome

Some people have only mild symptoms while others are more severely affected. The body symptoms most often affected by Marfan Syndrome are...

-Skeleton: Tall, skinny, narrow face.
-Eyes: Dislocation, myopia, glaucoma.
-Heart and vessels: Valve and wall tissue tear.
-Nervous system: Dura weakens and stretches.
-Skin: Stretch marks
-Lungs: Sleep apnia.

Marfan Syndrome occurs in both men and women and is inherited from parents. Their children have a 50% chance of disorder inheritance. This disorder is passed through the dominant gene called FBN1. Unlike most disorders it is not sex-linked.

The evidence of Marfan Syndrome can be during child birth, childhood, or adulthood.

This disorder can be detected before birth by sampling the forming membrane tissue and testing for mutation of the FBN1 chromosome.

Parents can be tested for carriers of Marfan Syndrome by physical examination or family history. For example, the closer a relative with he disorder increases your chances of diagnosis of Marfan Syndrome.

Marfan Syndrome is not affected by the environment. It is strictly an infliction of mutation.

Links:
http://en.wikipedia.org/wiki/Marfan_syndrome
http://findarticles.com/p/articles/mi_m1200/is_n22_v142/ai_12974463/
http://www.livinglife.gyw.nhs.uk/en/Conditions/MarfanSyndrome.aspx

Quiz:

1. In what gene is Marfan Syndrome found in?

-FBN1

2. Is Marfan Syndrome dominant or recessive?

-dominant

3. List 3 body symptoms of Marfan Syndrome.

-Skeleton, eyes, heart, blood vessels,nervous system, skin, and lungs.

4. Every child has a ___% chance of inheritance.

- 50

5. At which age is Marfan Syndrome diagnosed?

- Any age.