A Registry to Evaluate the Performance of the BDX-XL2 Test

Inclusion Criteria: 1. Patient has provided informed consent to participate in the registry and agrees to comply with all protocol requirements. 2. Patient meets the criteria for the intended use population of Nodify Lung testing: * Patient is \> 40 years of age at the time of the discovery of the lung nodule of concern. * The maximal dimension of the patient's lung nodule of concern is \> 8mm and \< 30mm. * The pre-test risk of cancer as determined by the Mayo risk prediction algorithm is 65% or less. 3. The first CT scan identifying the lung nodule of concern was performed within 60 days of patient enrollment in the registry. Exclusion Criteria: 1. Nodule work-up before the time of patient enrollment indicating any attempted or completed biopsy procedure after the first CT scan identifying the lung nodule of concern. 2. High risk per physician assessment (i.e. \> 65% by physician pCA) 3. Current diagnosis of any active cancer. 4. Prior diagnosis of lung cancer. 5. Prior diagnosis of any cancer within 5 years of lung nodule detection, except for non-melanomatous skin cancer. 6. Concurrent participation in any unrelated clinical trial that may impact or alter the management of the patient's nodule of concern. 7. Any illness or factor that will prevent compliance with follow-up as recommended.