Prevalence

 

  1. One in every 2,500 Australian babies, male or female, of Northern European ancestry.
  2. About 1 in 25 Australians of Northern European ancestry are carriers for a CFTR gene mutation.
  3. CF is less frequent in Southern European and Middle Eastern populations, and is rare or absent in Asian populations.
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Investigations

 

  1. The sweat test is the principle test for diagnosis of CF.
  2. If there is clinical suspicion that a person has CF (regardless of whether the person was screened at birth) a sweat test should be requested.
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