Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . There is mild elevation of the right hemidiaphragm , largely due to an eventration . There is mild interstitial edema . No large effusion . Heart is not enlarged . Mediastinal contour appears normal . Surgical hardware at the left humeral head / neck is partially imaged . No free air below the right hemidiaphragm .
    OUTPUT:
    
Mild interstitial edema . Eventration of the right hemidiaphragm .