clevelandclinic.org - website profile

Pulmonary Nodules (Lung Nodules) | Cleveland Clinic

What are pulmonary nodules? A pulmonary nodule is a small round or oval-shaped growth in the lung. It may also be called a “spot on the lung” or a “coin lesion.” Pulmonary nodules are smaller than three centimeters (around 1.2 inches) in diameter.