Cystic Fibrosis

Genetic disorder

About Cystic Fibrosis

Cystic Fibrosis is a genetically transferred disease that affects the lungs and digestive system. A defective gene and the protein product cause the body to produce unusually thick, sticky mucus that clogs the lungs and obstructs the pancreas.

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Cystic Fibrosis has infected 30,000 children and adults in the United States (70,000 worldwide). With 1,000 new cases diagnosed ever year.

How Cystic Fibrosis is spread

For Cystic Fibrosis to spread through generations, both parents must be carriers of the Cystic Fibrosis gene. At that point the following will occur.

  • There is a 25% chance the child will have Cystic Fibrosis
  • A 50% chance the child will be a carrier of the Cystic Fibrosis gene but not have the disorder
  • A 25% chance the child will not carry the gene or have the disorder

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"About CF." About CF: Causes, Signs & Symptoms of Cystic Fibrosis | CF Foundation. N.p., n.d. Web. 08 Jan. 2014.


People with CF can have many symptoms, including:

  • very salty-tasting skin;
  • persistent coughing, at times with phlegm;
  • frequent lung infections;
  • wheezing or shortness of breath;
  • poor growth/weight gain in spite of a good appetite

Life expectancy

People infected with with Cystic Fibrosis live on average to their mid-forties. But if you start treatment before their first birthday you can add 3-7 years onto their life.


Recently developed therapies and specialized care have enabled people with Cystic Fibrosis to gain control over their disease. So, children and adults with the disease are living longer better lives.

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