Genetic factors that cause disease.

Down’s syndrome

The genetics on this disease is that the older the women the more chance the child could have down’s syndrome. The signs and symptoms for this are white spots on the eye and poor muscle tone including a small skull. The incidence for this is 1:800 to a 1000. There is no treatment for this and you can’t control it either. The long- terms for this is that you can gain physical and mental skills and gain weight. The effects on development is hearing problems also communication problems.

Cystic fibrosis

The genetics for this is that it passes onto the child meaning it’s a defective gene. Males and females are equally likely to inherit cystic fibrosis. The incidence for this is 1 in 12 people can get it. About 70,000 people have cystic fibrosis. Ninety percent are diagnosed before the age of 17. The signs and symptoms in this are lung infections and coughing blood. The treatment for this is genetic therapy and aggressive nutrition. The effect on development for this is reproductive organs, causing infertility in nearly all men and some women with the disease.  

Phenylketonuria (PKU)

The genetic issue for this is an inherited disorder that increases the levels of a substance called phenylalanine in the blood. The treatment for Phenylketonuria involves eating a controlled diet that is low in protein. Therefore, someone with PKU must avoid eating foods that are high in protein, such as meat, poultry and dairy products. This disease might have an effect emotionally to a person because you have to have a lot of medicine and you start to feel down and tired. You might also have brain problems which would affect your body physically.