Cystic fibrosis
- Northern European ancestry: 1 in 25 are carriers
- 95% of new cases of CF will be detected by newborn screening
- Refer to a paediatrician/respiratory physician for sweat test where there is clinical suspicion of CF regardless of the newborn screening result
- All 1° relatives of an affected child should be referred to Genetics Services for cascade testing
- Only the common mutations for cystic fibrosis are tested in carrier screening
- Prenatal genetic diagnosis is available for CF.


