The first full weekend of the 2015 NCAA Tournament wrapped up Sunday with 16 teams punching their tickets to the Sweet 16. [ View the complete bracket-PDF ].
A solitary pulmonary nodule is a round or oval spot (lesion) in the lungs that is seen with a chest x-ray or CT scan.
Pulmonary nodules are small, focal, radiographic opacities that may be solitary or multiple. A classic solitary pulmonary nodule (SPN) is a single, spherical, well-circumscribed, radiographic opacity measuring less than or equal to 30 mm in diameter and is surrounded completely by aerated lung. The SPN is a coined term that in the past described solitary nodules detected incidentally by chest radiography (CXR).