Cystic fibrosis is one of the most common inherited diseases in the western world, with an incidence of 1:2500 births. It is inherited in an autosomal recessive manner and frequency of the carriers is estimated at 1:20 to 1:25 people.
It is a serious condition that affects many organs, such as the respiratory, digestive and pancreatic. In men, some mutations can cause infertility (bilateral lack of vas deferens [CBAVD]).
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