A lung nodule is a round spot (lesion) in the lungs that is seen with a CXR (or Chest CT Scan). By definition it should be less than 3 cm. Also, there could be a single or multiple. There are numerous causes for lung nodules, and we will help you establishing the cause and provide the appropriate treatment.
There are several types of diagnostic studies that will be done, and sometimes simple observation and follow up could be all that is needed.