Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The hilar and mediastinal contours are normal . No focal consolidations concerning for pneumonia are identified . There is no pleural effusion , pneumothorax . Left - sided cardiac device is unchanged in position . Prosthetic aortic valve is also noted . The visualized osseous structures are unremarkable . A 7 mm nodule , in the mid right lung , appears similar to the prior exam , given differences in acquisition technique .
    OUTPUT:
    
No focal consolidations concerning for pneumonia identified . Stable 7 mm nodule in the mid right lung , given differences in acquisition technique .