How long do you continue surveillance imaging for NSCLC after definitive treatment?

Theoretically, many of these patients would likely have the risk factors to qualify for ongoing low dose CT chest surveillance well after addressing their pulmonary malignancy.

https://www.ncbi.nlm.nih.gov/pubmed/21714641

Up to 5 years to assess the primary tumor, then annual LDCT as the risk of a 2nd primary lung cancer is incredibly high in this population.

CXR alternating with LD-CT q 6 monthly also an option.