The parents of a four-year-old boy with cystic fibrosis whose gene pairing makes him "one of 50 cases in the world" have raised more than £30,000 to help fight the currently incurable condition.Duane and Deborah McCreadie's son Xander was diagnosed with cystic fibrosis (CF) - a condition which causes sticky mucus to build up in the lungs and digestive system - at six months old in 2021.

The parents of a four-year-old boy with cystic fibrosis whose gene pairing makes him "one of 50 cases in the world" have raised more than £30,000 to help fight the currently incurable condition.Duane and Deborah McCreadie's son Xander was diagnosed with cystic fibrosis (CF) - a condition which causes sticky mucus to build up in the lungs and digestive system - at six months old in 2021.