Home > Patients & Visitors > Health Library > Pulmonary (Lung) Nodules
Pulmonary (lung) nodules are growths or "spots" in the lungs. You may have just one nodule (called a solitary pulmonary nodule) or more than one (called multiple nodules).
Lung nodules may be caused by:
Often a cause is not found.
A lung nodule might not cause any symptoms. But you may have symptoms from whatever caused the nodule, like symptoms of an infection.
Your doctor may have found one or more nodules on your lung when you were having a chest X-ray or CT scan.
To diagnose the cause of nodules, your doctor will:
Your doctor will look at several things to see how likely it is that a nodule is cancer. He or she will look at:
If the cause of the nodule is clear (for example, if it's caused by an infection or inflammation), you may need medicine to treat that problem.
If the cause is not clear, you may need more tests or treatment, depending on the risk that the nodule may be cancer.
ByHealthwise StaffPrimary Medical ReviewerE. Gregory Thompson, MD - Internal MedicineAdam Husney, MD - Family MedicineMartin J. Gabica, MD - Family MedicineSpecialist Medical ReviewerMichael Seth Rabin, MD - Medical OncologyRobert L. Cowie, MB, FCP(SA), MD, MSc, MFOM - Pulmonology
Current as ofNovember 20, 2015
Current as of:
November 20, 2015
E. Gregory Thompson, MD - Internal Medicine & Adam Husney, MD - Family Medicine & Martin J. Gabica, MD - Family Medicine & Michael Seth Rabin, MD - Medical Oncology & Robert L. Cowie, MB, FCP(SA), MD, MSc, MFOM - Pulmonology
To learn more about Healthwise, visit Healthwise.org.
© 1995-2016 Healthwise, Incorporated. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.
Our interactive Decision Points guide you through making key health decisions by combining medical information with your personal information.
You'll find Decision Points to help you answer questions about:
Get started learning more about your health!
Our Interactive Tools can help you make smart decisions for a healthier life. You'll find personal calculators and tools for health and fitness, lifestyle checkups and pregnancy.
Feeling under the weather?
Use our interactive symptom checker to evaluate your symptoms and determine appropriate action or treatment.