Genetic testing can help determine if you carry a gene mutation responsible for cystic fibrosis. It may be done using blood, saliva, or cheek tissue samples. The American Lung Association estimates ...

Genetic testing plays an important role in cystic fibrosis screening and diagnosis. It can help determine if a person has cystic fibrosis or carries gene mutations that cause it. Other tests can also ...

When it came time to start a family, Sarah Elizabeth Orlando, 33, knew she would go about it differently. Before she was born, an in-utero amniocentesis had confirmed she carried the gene for fragile ...