This site is intended for healthcare professionals

account_circleSign in
Go to /sign-in page

You can view 5 more pages before signing in

Further investigations

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

Further investigations in cystic fibrosis include:

  • sputum culture
  • skin test for aspergillus as 20% develop allergic bronchopulmonary aspergillosis
  • chest radiography
  • pulmonary function tests:
    • there may be an obstructive defect causing a reduction in FEV1 and FVC
    • the FEV1/FVC ratio is reduced
    • FEF 25 – 75%
  • in severe cases arterial blood gas sampling shows chronic hypoxia and hypercapnia
  • glucose tolerance test
  • malabsorption screen.

Reference:

Related pages

Create an account to add page annotations

Create a free account

Add information to this page that would be handy to have on hand during a consultation, such as a web address or phone number. This information will always be displayed when you visit this page