NCCN Guidelines for Patients® | Lung Cancer - Non-Small Cell Lung Cancer

20 NCCN Guidelines for Patients ® : Lung Cancer – Non-Small Cell, 2018 2 Assessing lung nodules Review Review † † It takes a team of experts to assess lung nodules for cancer. † † Tobacco smoking is the biggest risk factor for lung cancer. † † Signs of cancer can be found with imaging tests. For lung cancer, doctors assess a nodule’s features, the condition of the lung tissue, and for PET hot spots. † † Doctors assess changes in a nodule’s size and density with repeat testing. Nodules that increase fast in size or density are more likely to be cancer. † † Testing of tissue that is removed by biopsy or surgery is needed for diagnosis.