Can lung nodules be cancerous?
Yes, lung nodules can be cancerous, though most lung nodules are noncancerous (benign).
Lung nodules — small masses of tissue in the lung — are quite common. They appear as round, white shadows on a chest X-ray or computerized tomography (CT) scan.
View full original post: http://www.mayoclinic.org/diseases-conditions/lung-cancer/expert-answers/lung-nodules/faq-20058445?_ga=1.226734621.1411489469.1487897753