Question | Answer |
Marfan syndrome | Marfan syndrome is a heritable condition that affects the connective tissue. |
Stats | It is estimated that at least 1 in 5,000 people in the United States have the disorder. |
What does it affect specifically | Because connective tissue is found throughout the body, Marfan syndrome can affect many body systems, including the skeleton, eyes, heart and blood vessels, nervous system, skin, and lungs |
Treatment | Treatment depends on which system is affected |
Lifespan | About the mid 40s |
Cause | Nondisjnction fo dominant gene |
Polydactyly | Polydactyly is a condition in which a person has more than five fingers per hand or five toes per foot. |
Lifespan | Normal only extra finger or toe |
Cause | Nondisjnction fo dominant gene |
Treatment | Treatment surgery |
Progeria | Progeria is a disease that produces rapid aging, beginning in childhood |
Stats | Ninety percent of children with progeria have a mutation on the gene that encodes the protein lamin A. Progeria usually occurs without cause. It is only very rarely seen in more than one child in a family. |
Lifespan | 30 years high posibillity of heart attack or stroke |
Treatment | No treatment |
Nuerofibromatosis | A progressive disease with involvement of the skin and nervous system as well as other organs |
Stats | NF is a common disorder affecting about 1 in 4000 people. It may be inherited in an autosomal dominant manner, or occur sporadically |
Treatment | There is no specific treatment for NF, and management includes genetic counseling and early detection of treatable conditions or complications. The asymptomatic patient should be re-examined yearly. Symptomatic patients may benefit from surgery treatment |
Cause | Nondisjunction |