How to tell if i have cystic fibrosis? is it deadly?

Adult CF?: At your age, not likely. CF is a disease of childhood although some adults have been found to have minimal symptoms. CF is a disease that affect the respiratory and or the gastrointestinal systems andcanbe fatal. You can be tested for it taking a sweat test. See a pulmonologist if you have any concern.

Testing; can be: Cystic fibrosis (CF) can be diagnosed with appropriate examination by a doctor and a sweat chloride testing. No single symptom is unique to that disease. CF can be deadly, at any age, young or old. Severity varies greatly, and lung (respiratory) failure is the most common cause of death from cf.