If your lung CT scan results are normal, that means your lungs are clear, and you won’t need another screening until your next yearly exam. Your scan may reveal a nodule on your lungs, but that ...

If your lung CT scan results are normal, that means your lungs are clear, and you won’t need another screening until your next yearly exam. Your scan may reveal a nodule on your lungs, but that ...

A CT scan of healthy lungs looks typical in size with no inflammation, allowing the diaphragm to dome. Lungs with emphysema can look overinflated, with muscle loss, making the diaphragm misshapen.