Many things...: A nodule on X-ray is non-specific. Density means a certain area of the lung has either more fluid or tissue than air, so this could represent an infection, scarring from prior infection, a lymph node, or (worst scenario) a tumor or cancer (more likely if u r a smoker or hang around air pollution workplace). If it hasn't changed in 6 mo, it is good news; however, ur pulmonologist & u shd keep tabs
Answered 7/28/2018
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