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For most diseases, symptoms will vary from person to person.

The tube can be used to give extra calories during the day or night and does not prevent eating by mouth.

Reasons for genetic testing or screening of this gene may include:• You will be subject to the destination website's privacy policy when you follow the link.

Class 2 mutations Defective trafficking of CFTR, which does not reach the surface of the cell.

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While there are approximately 2,000 known mutations of the CFTR gene, the most common mutation is the F508del mutation.

Spend time with friends and family.

It also may help to talk with others who are dealing with the same issues.

Signs and symptoms may include salty-tasting skin; p ersistent coughing; f requent lung infections; w heezing or shortness of breath; p oor growth; weight loss; greasy, bulky stools; difficulty with bowel movements; and in males,.

Attend medical appointments You'll have ongoing care from your doctor and other medical professionals.

Cystic fibrosis interferes with digestion, so you can't absorb nutrients from food very well.