International Lung Screen Trial (ILST)

Official Title

International Lung Screen Trial


People who may be at increased risk of lung cancer due to age and smoking history will be invited to participate in this international study to determine the best way of using computed tomography (CT) of the chest to screen for early lung cancer. Overseas data show that CT screening (screening tests can find diseases early, when they're easier to treat) can reduce deaths from lung cancer and this study will help determine who is most likely benefit from screening.

Trial Description

Primary Outcome:

  • The number of Lung cancers
  • Number of nodules
  • Change in quality of life
Secondary Outcome:
  • Cancer detection rate
  • Types and number of investigations

View this trial on

Interested in this trial?

Print this page and take it to your doctor to discuss your eligibilty and treatment options. Only your doctor can refer you to a clinical trial.


Canadian Cancer Society

These resources are provided in partnership with the Canadian Cancer Society