Every human cell has about 25,000 genes. The mutation or an error in only one gene can cause serious medical disorder. Some diseases such as Huntington disease which is degeneration nerve disease and marFan syndrome which is connective tissue disorder can be inherited from only one parent while other disease such as cystic fibrosis and sickle cell anemia needs to both parent pass same gene. Other genetic disorder like Down syndrome usually not inherited, they result from mutation in cell division through meiosis, which is known as …show more content…
It is divided to diagnostic and supportive aspect. Genetic counselor work as a member of health care team and act as a patient advocate as genetic resource to clinician as well as providing support to people who have genetic disorder. Genetic counseling can occur before conception when parent have a certain traits through to adulthood. Genetic counseling depends on the learning about health condition, assessment of the risks, discussion about genetic test, understanding the result and information about relevant patient