Home > Lung Disease > Is A Lung Mass Cancer- EBUS To Find Out Get the Flash Player to see this player. Rate: (Click the stars to rate) Published on Jan 16, 2009 by CFruci, Views: 6203 EBUS or endobronchial ultrasound is a minimally invasive procedure to test if a mass in the lungs, close to the airways is cancerous. Dr. Carolyn Fruci, a pulmonologist, discusses this procedure, and who can benefit from the EBUS.