Medical experts report rising lung cancer diagnoses in non-smokers as smoking rates decline, raising questions about ...

Lung nodules (pulmonary nodules) and benign lung tumors, are not cancerous, ... In many cases, though, a lung nodule turns out to be benign. This means that it isn't cancer.

For instance, a 2022 study led by Dr. Anil Vachani at the University of Pennsylvania demonstrated the effectiveness of an AI-based system in assessing cancer risk in lung nodules visible on CT ...

Most SPNs are benign, but they may represent an early stage of lung cancer. The 5-year survival rate for diagnosed lung cancer is 56% for localized disease and 5% for advanced disease.

An international study found that air pollution leads to more cancer-related genetic changes than secondhand smoke.

In the validation cohort, the eNose detected lung cancer in 72 of 121 (60%) participants, resulting in an ROC-AUC of 0.83, sensitivity of 94%, specificity of 63%, PPV of 79%, and NPV of 89%.

Nodules are found on up to half of all lung CT scans. When a pulmonary nodule is cancerous, the spot or growth is usually larger than 3 cm or has other characteristics like an irregular shape.

Benign lung nodules are small growths that form in the lungs. The vast majority of lung nodules aren’t cancerous, and most don’t cause any symptoms or require treatment.