Lung nodules. Are densities or white areas, roundish usually that are seen in xr of the lungs which are not usually seen in normal, or regular chest x-rays. When we see them we do have to make decisions if pathologic to work them up to make sure they are not cancers or infections. When seen they don't always mean disease.
Ask your doctor. If you have lung nodules we need to know who told you about them? Lung nodules are not normallly present ; if they are new your doctor needs to guide you to get further examination to find out the cause. The cause is either an infection, (old or new) or it could be something more serious. In older adults or smokers we worry about lung cancer as one potential cause. This may need further testing by.