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What is cystic fibrosis?

Cystic fibrosis is an inherited genetic disorder. It is caused by a gene mutation that causes cells to secrete an abnormally thick and sticky mucus. The mucus interferes with the normal functions of the lungs and airways, and affects other organs of the body including those of the digestive system and the skin.

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Author: Dr Joanne Van der Velden PhD, BSc (Hons)
First answered: 18 Sep 2014
Last reviewed: 19 May 2018
Rating: 4.6 out of 5
Votes: 446 (Click smiley face below to rate)
Category: Bronchitis


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