Is cystic fibrosis contagious?

Last Update: October 15, 2022

This is a question our experts keep getting from time to time. Now, we have got a complete detailed explanation and answer for everyone, who is interested!

Asked by: Dr. Aurelia Bruen
Score: 4.1/5 (2 votes)

Cystic fibrosis is an inherited genetic condition. It's not contagious. To have the disease, you must inherit the faulty cystic fibrosis gene from both parents. The disease causes the mucus in your body to become thick and sticky and to build up in your organs.

Is it safe to be around someone with cystic fibrosis?

What is the 6-foot rule? In people with CF, the mucus in the lungs can trap bacteria, causing infection. These infections can be dangerous – even life-threatening – to people with CF. This is why doctors say that patients with CF should stay 6 feet (or more) away from anyone who is sick.

Can you kiss someone with cystic fibrosis?

Don't shake hands with or kiss the cheeks of other people with cystic fibrosis. Do not go into a pub or restaurant after the event if there may be others with CF present.

How long do you live with cystic fibrosis?

Today, the average life span for people with CF who live to adulthood is about 44 years. Death is most often caused by lung complications.

Can females with cystic fibrosis have a baby?

Women with CF have thicker cervical mucus and can have ovulation issues due to poor nutrition. However, the majority of women with CF are fertile and can become pregnant if appropriate contraception is not used.

What Is Cystic Fibrosis?

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Can you get CF at any age?

While cystic fibrosis is usually diagnosed in childhood, adults with no symptoms (or mild symptoms) during their youth can still be found to have the disease.

Is cystic fibrosis fatal?

Cystic fibrosis (CF) is a chronic, progressive, and frequently fatal genetic (inherited) dis ease of the body's mucus glands. CF pri marily affects the respiratory and digestive systems in children and young adults. The sweat glands and the reproductive system are also usually involved.

Can cystic fibrosis be cured?

Treatments for cystic fibrosis. There's no cure for cystic fibrosis, but a range of treatments can help control the symptoms, prevent or reduce complications, and make the condition easier to live with.

What foods should be avoided with cystic fibrosis?

Dietary Restrictions

As with any diet, eating foods with empty calories (such as sugar-laden drinks) is not recommended on the cystic fibrosis diet. People with CF need to eat a balanced diet with a variety of bright-colored fruits and vegetables, whole grains, whole-fat dairy products, and healthy protein.


What triggers cystic fibrosis?

Cystic Fibrosis Causes

Cystic fibrosis is caused by a change, or mutation, in a gene called CFTR (cystic fibrosis transmembrane conductance regulator). This gene controls the flow of salt and fluids in and out of your cells. If the CFTR gene doesn't work the way it should, a sticky mucus builds up in your body.

Who is at risk for cystic fibrosis?

Because cystic fibrosis is an inherited disorder, it runs in families, so family history is a risk factor. Although CF occurs in all races, it's most common in white people of Northern European ancestry.

What are 5 symptoms of cystic fibrosis?

Symptoms of CF
  • Very salty-tasting skin.
  • Persistent coughing, at times with phlegm.
  • Frequent lung infections including pneumonia or bronchitis.
  • Wheezing or shortness of breath.
  • Poor growth or weight gain in spite of a good appetite.
  • Frequent greasy, bulky stools or difficulty with bowel movements.
  • Male infertility.

What age is CF diagnosed?

Most children are now screened for CF at birth through newborn screening and the majority are diagnosed by age 2. However, some people with CF are diagnosed as adults. A doctor who sees the symptoms of CF will order a sweat test and a genetic test to confirm the diagnosis.


What happens if cystic fibrosis is left untreated?

What happens if cystic fibrosis is not treated? If left untreated, as happened 30 or 40 years ago, a child with cystic fibrosis would eventually develop a very bad chest infection and chronic diarrhoea. As the child wouldn't be able to absorb fat and protein, they would be very weak.

Can you have CF and not know?

Parents who carry the cystic fibrosis gene are often healthy and have no symptoms of disease, and yet are still likely to pass it on to their children. In fact, it's estimated that as many as 10 million people may be carriers of a cystic fibrosis gene and not know it.

How old is the longest living person with cystic fibrosis?

Senior citizens with cystic fibrosis

Thanks to advances in DNA testing, doctors are identifying more and more people with CF for the first time well into their 50s, 60s, and 70s. The oldest person diagnosed with CF for the first time in the U.S. was 82, in Ireland was 76, and in the United Kingdom was 79.

Is there a mild form of cystic fibrosis?

Atypical CF is a milder form of the CF disorder, which is associated with mutations of the cystic fibrosis transmembrane receptor gene. Instead of having classic symptoms, individuals with atypical CF might only have mild dysfunction in 1 organ system and might or might not have elevated sweat chloride levels.


How do you test for cystic fibrosis?

There are two tests commonly used to diagnose cystic fibrosis (CF): a sweat test, which measures the amount of chloride in sweat, and a genetic test, which detects chromosomal mutations associated with the disease. Because of the severity of CF and the need for proactive treatment, newborns are routinely screened.

Can CF be inherited?

Every person has two copies of the cystic fibrosis transmembrane conductance regulator (CFTR) gene. A person must inherit two copies of the CFTR gene that contain mutations -- one copy from each parent -- to have cystic fibrosis.

What is Tay Sachs syndrome?

Tay-Sachs disease is a rare inherited condition that mainly affects babies and young children. It stops the nerves working properly and is usually fatal. It used to be most common in people of Ashkenazi Jewish descent (most Jewish people in the UK), but many cases now occur in people from other ethnic backgrounds.

Why do I get hard mucus in my throat?

Catarrh is usually caused by the immune system reacting to an infection or irritation, which causes the lining of your nose and throat to become swollen and produce mucus. This can be triggered by: a cold or other infections. hay fever or other types of allergic rhinitis.


Does CF worsen with age?

People with CF experience a small but progressive (worsening) loss in lung function with every passing year, leading to increased symptoms as you age. Some children remain relatively healthy throughout childhood and only start to experience a decline in their lung function when they are teenagers.

What is a CF diet?

If you have CF, you need to eat a balanced diet consisting of fat, protein, dairy, fruits, and vegetables. You'll need to increase the amount of each in your diet to ensure that your body is able to absorb enough of these nutrients.

What are the main symptoms of cystic fibrosis?

Symptoms of cystic fibrosis
  • recurring chest infections.
  • wheezing, coughing, shortness of breath and damage to the airways (bronchiectasis)
  • difficulty putting on weight and growing.
  • yellowing of the skin and the whites of the eyes (jaundice)
  • diarrhoea, constipation, or large, smelly poo.

How common is cystic fibrosis in the world?

Around 10,600 people in the UK have cystic fibrosis; that's 1 in every 2,500 babies born. Cystic fibrosis affects around 100,000 people in the world.