The glossary explains some of the words used across this website and covers some key cancer and research terms, which primarily focus on lung cancer.


Accredited organisations often publish best-practice guidelines that healthcare professionals may refer to when set-up of an intervention. These tend to be a robust, evidence-based and a formally agreed upon set of recommended criteria, protocols or classification systems for the clinical management of a disease. 1 See also ‘Incidental nodule management protocol’


  1. National Comprehensive Cancer Network. 2022. NCCN Clinical Practice Guidelines in Oncology; Lung cancer screening: v1.2022 – October 26, 2021. Plymouth, PA: NCCN